阅读说明：本技术 一种四氯化碳分析仪中限流阻器及截流效率计算方法 (Current limiting resistor in carbon tetrachloride analyzer and interception efficiency calculation method ) 是由 梁峙 梁骁 张明胜 于 2021-08-15 设计创作，主要内容包括：本发明公开了一种四氯化碳分析仪中限流阻器,包括：边缝压紧器,立轴,样品流通管,杜匀分流料斗,阀门,样品液分流出口,凹槽；样品流通管上下贯通,待分析的含四氯化碳样品液从样品流通管顶部流入,从样品流通管底部流出；在样品流通管中部内壁开设凹槽,凹槽与边缝压紧器的伸展环大小吻合；在样品流通管内部设有杜匀分流料斗,杜匀分流料斗倒锥形,上大下小、上下贯通,杜匀分流料斗锥形体周圈用高弹性材质做侧壁、包裹四周,并与内部支架连接,多个支架控制杜匀分流料斗顶部喇叭口展开或收缩,杜匀分流料斗顶部喇叭口设有向外翻转的外沿,该外沿与凹槽大小吻合。本发明所述的一种四氯化碳分析仪中限流阻器,结构新颖合理,工作效率高效,能自动控制,检测精度高。(The invention discloses a current limiting resistor in a carbon tetrachloride analyzer, which comprises: the device comprises an edge seam compressor, a vertical shaft, a sample circulating pipe, a uniform flow distributing hopper, a valve, a sample liquid flow distributing outlet and a groove; the sample flow tube is communicated up and down, and the sample liquid containing carbon tetrachloride to be analyzed flows in from the top of the sample flow tube and flows out from the bottom of the sample flow tube; a groove is formed in the inner wall of the middle of the sample circulation pipe, and the size of the groove is matched with that of an extension ring of the side seam pressing device; the sample circulation pipe is internally provided with a uniform distribution hopper, the uniform distribution hopper is in an inverted cone shape, the upper part is large, the lower part is small, the upper part is communicated with the lower part, the periphery of the conical body of the uniform distribution hopper is made of high-elasticity materials, the periphery of the conical body of the uniform distribution hopper is wrapped, the conical body is connected with an internal support, a plurality of supports control the horn mouth at the top of the uniform distribution hopper to expand or contract, the horn mouth at the top of the uniform distribution hopper is provided with an outer edge which is turned outwards, and the outer edge is matched with the size of the groove. The current limiting resistor in the carbon tetrachloride analyzer has the advantages of novel and reasonable structure, high working efficiency, automatic control and high detection precision.)

1. A current limiting resistor in a carbon tetrachloride analyzer, comprising: the device comprises an edge seam compressor (1), a vertical shaft (2), a sample circulating pipe (3), a uniform flow distribution hopper (4), a valve (5), a sample liquid flow distribution outlet (6) and a groove (7);

the device is characterized in that the sample flow tube (3) is communicated up and down, and a sample liquid containing carbon tetrachloride to be analyzed flows in from the top of the sample flow tube (3) and flows out from the bottom of the sample flow tube (3); a groove (7) is formed in the inner wall of the middle of the sample circulation tube (3), the groove (7) penetrates through the periphery of the sample circulation tube and is communicated end to end, and the size of the groove (7) is matched with that of an extension ring of the side seam pressing device (1); a uniform distribution hopper (4) is arranged in the sample circulation pipe (3), the uniform distribution hopper (4) is in an inverted cone shape, the upper part is big and the lower part is small, the upper part and the lower part are communicated, the periphery of a conical body of the uniform distribution hopper (4) is made of a high-elasticity material to be a side wall and wrap the periphery of the conical body and is connected with an internal support, a plurality of supports control the bell mouth at the top of the uniform distribution hopper (4) to expand or contract, the bell mouth at the top of the uniform distribution hopper (4) is provided with an outward-turning outer edge, and the outer edge is matched with the groove (7) in size; when a horn mouth at the top of the Dou uniform diversion hopper (4) is unfolded, the outer edge of the Dou uniform diversion hopper is embedded into the groove (7) and attached to the groove (7), the edge seam compressor (1) positioned at the upper part moves downwards along the slide rail, extends out of an extension ring of the edge seam compressor (1), is embedded into the groove (7), and compresses the outer edge; the extension ring is formed by connecting a plurality of sections in series, and can be extended along the circumference; the lower part of the Du uniform flow-dividing hopper (4) is communicated with a sample liquid flow-dividing outlet (6) through a valve (5); the side seam compressor (1) is positioned at the upper part of the Du-even distribution hopper (4) and the inner side of the sample circulation pipe (3), the side seam compressor (1) is provided with slide rails and is vertically arranged, one side of each slide rail is fixed with the inner wall of the sample circulation pipe (3), and the other side of each slide rail allows the side seam compressor (1) to move up and down along the slide rails.

2. A current limiter in a carbochlorination analyzer according to claim 1, characterized in that said dolomitic hopper (4) comprises: the device comprises a telescopic pipe (41), a supporting arm (42), a bottom ring (43), a vibration ring (44), a stirrer (45), an early warning groove (46) and an elastic sealing edge (47);

the top of the uniform distribution hopper (4) is provided with a telescopic pipe (41), a plurality of telescopic pipes (41) are arranged horizontally in a radial manner by the central shaft of the uniform distribution hopper (4), the telescopic pipes (41) can controllably stretch, and one end of each telescopic pipe is connected with an elastic sealing edge (47) to promote the elastic sealing edge (47) to stretch; a bottom ring (43) is arranged at the lower part of the extension tube (41), the bottom ring (43) is connected with a base of the uniform distribution hopper (4), a support arm (42) is arranged at the upper part of the bottom ring (43) and is connected with a rotating shaft of the bottom ring and the rotating shaft, a plurality of support arms (42) are arranged at equal angles with the central shaft of the uniform distribution hopper (4), one end of each support arm (42) is connected with an elastic sealing edge (47) to promote the elastic sealing edge (47) to extend, and the other end of each support arm is connected with the bottom ring (43); a vibration ring (44) is arranged in the middle of the uniform flow distribution hopper (4), and the vibration ring (44) performs vibration stirring on the sample liquid containing carbon tetrachloride; a stirrer (45) is arranged at the lower part of the vibration ring (44), and the stirrer (45) stirs the sample liquid containing carbon tetrachloride; an early warning groove (46) is arranged on the outer side of the bottom of the uniform diversion hopper (4), a liquid level alarm is arranged in the early warning groove (46), and when excessive carbon tetrachloride-containing sample liquid flows from the outer wall of the uniform diversion hopper (4) and enters the early warning groove (46), the liquid level alarm arranged in the early warning groove can give an alarm immediately; the top of the uniform flow distribution hopper (4) is provided with an elastic sealing edge (47) which is outwards projected and designed, has an elastic structure, contains a steel ring formed by a plug-in steel arc section and is matched with the size of the groove (7).

3. A current limiter in a carbon tetrachloride analyzer according to claim 2, wherein the edge seam presser (1) comprises: the device comprises a joint connection (11), a walking wheel (12), a T-shaped track (13), a clamping wheel (14), a joint pushing device (15) and a telescopic joint (16); a groove (7), an elastic sealing edge (47);

the T-shaped track (13) positioned on one side is fixed on the inner wall of the sample circulation pipe (3), the moving trolley slides up and down on the T-shaped track (13), wherein two travelling wheels (12) of the moving trolley drive the moving trolley to move up and down on the front side of the T-shaped track (13), and two clamping wheels (14) of the moving trolley drive the moving trolley to move up and down on two sides of the T-shaped track (13); the movable trolley is connected with the telescopic joint (16) through the joint pushing device (15) at the lower part, and the joint pushing device (15) pushes the telescopic joint (16) outwards to realize that the telescopic joint (16) is embedded into the groove (7); the number of the movable trolleys, the joint thrusters (15) and the T-shaped rails (13) is 4, the movable trolleys are arranged at equal intervals, and each movable trolley is connected with an expansion joint (16) through the joint thrusters (15); the expansion joint (16) is composed of a plurality of sections which are mutually spliced to form an annular structure; a plurality of joint connections (11) are arranged on the inner sides of the telescopic joints (16), and the joint connections (11) are bridged between the two telescopic joints (16) and are respectively connected with the two adjacent telescopic joints (16).

4. A current limiter in a tetrachloride carbon analyzer according to claim 3, wherein the node connection (11) comprises: the device comprises a connecting rod (111), a locking device (112), a screw rod (113), a riding wheel (114), a driver (115), a semi-arc shell (116) and a slideway (117); a telescopic joint (16);

the two slide ways (117) are respectively fixed at the two outer sides of the right telescopic joint (16), and the left telescopic joint (16) slides left and right on the slide ways (117); a semi-arc shell (116) is fixed on the upper part of the right telescopic joint (16), the upper part of the telescopic joint (16) is only fixed with the right side of the semi-arc shell (116), and an open slot is formed in the left side of the bottom of the semi-arc shell (116) so that the right telescopic joint (16) can slide left and right conveniently; the semi-arc shell (116) is communicated left and right, a screw (113) is arranged in the semi-arc shell, and the semi-arc shell (116) is in threaded rotary connection with the screw (113); a supporting wheel (114) is arranged at the lower part of the screw rod (113), and the supporting wheel (114) supports the screw rod (113) to rotate left and right in the semi-arc shell (116); a slide way (117) is arranged at the bottom in the semi-arc shell (116), the slide way (117) limits the riding wheel (114) to move only along the inner slide way (117), and the screw (113) is prevented from being stretched out too long and shaking; a driver (115) is arranged on the right side of the screw (113) and connected with the screw (113), and the driver (115) pushes the screw (113) to rotate; a locking device (112) is arranged on the left side of the semi-arc shell (116), and the locking device (112) limits the rotation of the screw rod (113); the left side of the screw rod (113) is provided with a connecting rod (111) which is rotationally connected with the screw rod (113), and the connecting rod (111) is connected with a left expansion joint (16) at the lower part.

5. The device as claimed in claim 4, wherein the driver (115) comprises: the device comprises a horizontal rotating table (1151), a vertical rotating table (1152), a ring gear (1153), a toggle column (1154), a vertical rotating rod (1155), a connector (1156), a cross column (1157) and a stirring body (1158);

the stirring body (1158) is positioned at the upper part, one end of the stirring body is connected with an external motor, and the stirring body (1158) is provided with a plurality of straight rods which are distributed in a horizontal plane and at equal angles; a horizontal rotating platform (1151) is arranged on one side of the stirring body (1158), the horizontal rotating platform (1151) is fixedly connected with a vertical rotating rod (1155) on the lower portion, the vertical rotating rod (1155) is rotatably connected with the base, a gear is arranged on the waist portion of the vertical rotating rod (1155), the gear can move up and down and is adjustable, and meanwhile, the gear is meshed with the ring gear (1153) to be connected; the upper part of the horizontal rotating platform (1151) is fixedly provided with upright posts, a plurality of upright posts are arranged along the periphery of the edge of the horizontal rotating platform (1151) at equal intervals, and when the stirring body (1158) rotates, straight rods of the stirring body are alternately inserted between two adjacent upright posts; a vertical rotating table (1152) is fixedly sleeved in the ring gear (1153), the vertical rotating table (1152) rotates by taking a connector (1156) as a shaft to serve as a vertical surface, the vertical rotating table (1152) is of a hollow structure, two ends of the vertical rotating table are open, and the vertical rotating table (1152) can move up and down along with the waist gear of the vertical rotating rod (1155); a toggle column (1154) is fixedly arranged on the inner side of the shell of the vertical rotating table (1152), and a plurality of toggle columns (1154) are arranged at equal angles; a cross column (1157) is fixedly arranged on one side of the connector (1156), the cross column (1157) is provided with a plurality of columns and vertical surface layout, each column is alternately inserted between two adjacent toggle columns (1154), and the cross column (1157) moves in a small range along the axis of the vertical rotary table (1152).

6. The current limiter of claim 5, wherein the current-limiting efficiency of the current limiter is calculated as follows:

in the formula:

JLXL-cutoff efficiency (%);x-the head diameter (mm) of the hopper; h-edge seam leakage (%);a-flow rate per unit time (mL) of the sample flow-through tube;kflow rate per unit time of the sample liquid split stream outlet（mL）。

7. A current limiting resistor in a carbon tetrachloride analyzer is characterized in that the working method of the current limiting resistor comprises the following steps:

step 1: in the operation of a current limiting resistor in a carbon tetrachloride analyzer, a carbon tetrachloride-containing sample liquid to be analyzed flows in from the top of a sample flow tube (3) and flows out from the bottom; when the sample liquid containing carbon tetrachloride flows out from the sample liquid shunt outlet (6), the bell mouth at the top of the Du-uniform shunt hopper (4) is controlled by the plurality of supports to be unfolded, the outer edge of the Du-uniform shunt hopper (4) is embedded into the groove (7) and is attached to the groove (7), meanwhile, the edge seam compressor (1) positioned at the upper part moves downwards along the slide rail, the extension ring is embedded into the groove (7), the outer edge is compressed, the sample liquid containing carbon tetrachloride is blocked from flowing out from the bottom of the sample flow tube (3), and the valve (5) is opened simultaneously to realize shunting of the sample liquid containing carbon tetrachloride from the sample liquid shunt outlet (6);

step 2: during the operation of the Du uniform flow distribution hopper (4), the supporting arm (42) pushes the elastic sealing edge (47) upwards to promote the elastic sealing edge (47) to extend upwards, meanwhile, the plurality of extension tubes (41) extend radially synchronously to promote the elastic sealing edge (47) to expand elastically, so that the elastic sealing edge (47) is embedded into the groove (7), the sample liquid containing carbon tetrachloride flows through the interior of the Du uniform flow distribution hopper (4), the shaking ring (44) performs vibration stirring on the sample liquid containing carbon tetrachloride, and the stirrer (45) performs stirring on the sample liquid containing carbon tetrachloride; when part of the sample liquid containing carbon tetrachloride flows from the outer wall of the uniform diversion hopper (4) and enters the early warning groove (46) to reach a certain value, a liquid level alarm is arranged in the early warning groove to give an alarm immediately, the multiple telescopic pipes (41) contract radially synchronously to promote the elastic contraction of the elastic sealing edge (47), so that the elastic sealing edge (47) leaves the groove (7), the supporting arm (42) drives the elastic sealing edge (47) to contract downwards to promote the return of the elastic sealing edge (47);

and 3, step 3: when the side seam presser (1) works, the movable trolley drives the telescopic joint (16) to move downwards through the travelling wheels (12) and the clamping wheels (14) to align to the groove (7); meanwhile, the two expansion joints (16) are bridged by the joint connection (11) to promote the two adjacent expansion joints (16) to relatively extend, and under the pushing of the joint pushing device (15), the expansion joints (16) are tightly combined with the groove (7) to tightly clamp the elastic sealing edge (47) therein;

and 4, step 4: when the joint connection (11) works, the driver (115) drives the screw rod (113) to rotate relative to the semi-arc-shaped shell (116), and when the screw rod (113) moves rightwards relative to the semi-arc-shaped shell (116), the screw rod (113) drives the left telescopic joint (16) to move rightwards through the connecting rod (111), so that the two telescopic joints (16) are mutually contracted; when the screw rod (113) is locked by the locking device (112) and the rotation of the screw rod (113) is limited, the relative displacement between the two expansion joints (16) is stopped;

and 5, step 5: in the work of the driver (115), the stirring body (1158) drives the horizontal rotating table (1151) and the vertical rotating rod (1155) to rotate through a plurality of straight rods, further drives the vertical rotating table (1152) to rotate through the meshing action of a gear and a ring gear (1153), and the vertical rotating table (1152) drives the connector (1156) to rotate through the stirring column (1154) and the cross column (1157); because the gear at the waist part of the vertical rotating rod (1155) can move up and down, the vertical rotating platform (1152) can move up and down along with the gear, and the small adjustment of the connector (1156) in the vertical direction is realized; because the cross column (1157) and the toggle column (1154) belong to toggle connection, the cross column (1157) drives the connector (1156) to move in a small range along the axis of the vertical rotating table (1152); the straight rod of the stirring body (1158), the upright column at the upper part of the horizontal rotating platform (1151), the stirring column (1154) and the cross column (1157) are all open, and the rotation of the straight rod, the upright column, the stirring column and the cross column realizes the stirring effect on the solution passing through.

Technical Field

The invention belongs to the field of control components in an analyzer, and particularly relates to a current limiting resistor in a carbon tetrachloride analyzer and a method for calculating cutoff efficiency.

Background

Under the condition of the prior art, the equipment and the related technology in the field are not developed and mature, and the equipment and the related technology are mainly embodied in that no side seam compressor, a vertical shaft, a sample circulating pipe, a uniform flow dividing hopper, a valve, a sample liquid flow dividing outlet and a groove mechanism exist in the prior art. Due to the lack of the mechanism or the immaturity of the mechanism, the defects of old process, high detection cost, low working efficiency, long process flow, incapability of automatic control, low detection precision and the like are caused.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a current limiting resistor in a carbochloride analyzer, comprising: the device comprises an edge seam compressor 1, a vertical shaft 2, a sample runner pipe 3, a uniform split flow hopper 4, a valve 5, a sample liquid split flow outlet 6 and a groove 7; the sample flow tube 3 is communicated up and down, and the sample liquid containing carbon tetrachloride to be analyzed flows in from the top of the sample flow tube 3 and flows out from the bottom of the sample flow tube 3; a groove 7 is formed in the inner wall of the middle of the sample circulating pipe 3, the groove 7 penetrates through the periphery of the sample circulating pipe and is communicated end to end, and the size of the groove 7 is matched with that of an extension ring of the side seam pressing device 1; a uniform flow distribution hopper 4 is arranged in the sample circulation pipe 3, the tapered shape of the uniform flow distribution hopper 4 is big at the top and small at the bottom, and is communicated up and down, the periphery of the tapered body of the uniform flow distribution hopper 4 is made of high-elasticity materials and is wrapped around and connected with an internal support, a plurality of supports control the bell mouth at the top of the uniform flow distribution hopper 4 to expand or contract, the bell mouth at the top of the uniform flow distribution hopper 4 is provided with an outward-turned outer edge, and the outer edge is matched with the groove 7 in size; when the bell mouth at the top of the Du uniform diversion hopper 4 is unfolded, the outer edge of the Du uniform diversion hopper is embedded into the groove 7 and attached to the groove 7, the edge seam compressor 1 positioned at the upper part moves downwards along the slide rail, extends out of the extension ring of the edge seam compressor 1, is embedded into the groove 7, and compresses the outer edge; the extension ring is formed by connecting a plurality of sections in series, and can be extended along the circumference; the lower part of the uniform distribution hopper 4 is communicated with a sample liquid distribution outlet 6 through a valve 5; the side seam compressor 1 is positioned at the upper part of the uniform diversion hopper 4 and at the inner side of the sample circulation pipe 3, the side seam compressor 1 is provided with slide rails and is vertically arranged, one side of each slide rail is fixed with the inner wall of the sample circulation pipe 3, and the other side of each slide rail allows the side seam compressor 1 to move up and down along the slide rails.

Further, the hopper 4 for the head of the hopper comprises: the telescopic pipe 41, the supporting arm 42, the bottom ring 43, the vibration ring 44, the stirrer 45, the early warning groove 46 and the elastic sealing edge 47; the top of the uniform distribution hopper 4 is provided with a plurality of extension tubes 41, the extension tubes 41 are arranged horizontally in a radial shape by the central shaft of the uniform distribution hopper 4, the extension tubes 41 can extend controllably, and one end of each extension tube 41 is connected with an elastic sealing edge 47 to promote the elastic sealing edge 47 to extend; a bottom ring 43 is arranged at the lower part of the extension tube 41, the bottom ring 43 is connected with a base of the uniform distribution hopper 4, a support arm 42 is arranged at the upper part of the bottom ring 43, the support arm and the support arm are connected by a rotating shaft, a plurality of support arms 42 are arranged at equal angles according to the central shaft of the uniform distribution hopper 4, one end of each support arm 42 is connected with an elastic sealing edge 47 to promote the elastic sealing edge 47 to extend, and the other end of each support arm is connected with the bottom ring 43; a vibration ring 44 is arranged in the middle of the uniform distribution hopper 4, and the vibration ring 44 performs vibration stirring on the sample liquid containing carbon tetrachloride; a stirrer 45 is arranged at the lower part of the vibration ring 44, and the stirrer 45 stirs the sample liquid containing carbon tetrachloride; an early warning groove 46 is arranged on the outer side of the bottom of the uniform diversion hopper 4, a liquid level alarm is arranged in the early warning groove 46, and when excessive carbon tetrachloride-containing sample liquid flows from the outer wall of the uniform diversion hopper 4 and enters the early warning groove 46, the liquid level alarm arranged in the early warning groove can give an alarm immediately; the top of the material hopper 4 is provided with an elastic sealing edge 47 which is outwards protruded and is provided with a steel ring formed by an inserted steel arc section and has an elastic structure, and the size of the steel ring is matched with that of the groove 7.

Further, the side seam presser 1 includes: the device comprises a joint connection 11, a walking wheel 12, a T-shaped track 13, a clamping wheel 14, a joint pushing 15 and a telescopic joint 16; the groove 7, the elastic sealing edge 47; the T-shaped track 13 positioned on one side is fixed on the inner wall of the sample circulating pipe 3, the moving trolley slides up and down on the T-shaped track 13, wherein two walking wheels 12 of the moving trolley drive the moving trolley to move up and down on the front side of the T-shaped track 13, and two clamping wheels 14 of the moving trolley drive the moving trolley to move up and down on two sides of the T-shaped track 13; the movable trolley is connected with the telescopic joint 16 through the joint pushing device 15 at the lower part, and the joint pushing device 15 pushes the telescopic joint 16 outwards to realize that the telescopic joint 16 is embedded into the groove 7; the number of the movable trolleys, the joint thrusters 15 and the T-shaped tracks 13 is 4, the movable trolleys are arranged at equal intervals, and each movable trolley is connected with an expansion joint 16 through the joint thrusters 15; the expansion joint 16 is composed of a plurality of sections which are mutually spliced to form an annular structure; the inner side of the expansion joint 16 is provided with a plurality of joint connections 11, and the joint connections 11 are bridged between two expansion joints 16 and are respectively connected with two adjacent expansion joints 16.

Further, the joint connection 11 includes: a connecting rod 111, a locking device 112, a screw 113, a riding wheel 114, a driver 115, a semi-arc shell 116 and a slideway 117; an expansion joint 16; the two slide ways 117 are respectively fixed at the two outer sides of the right telescopic joint 16, and the left telescopic joint 16 slides left and right on the slide ways 117; a semi-arc shell 116 is fixed on the upper part of the right telescopic joint 16, the upper part of the telescopic joint 16 is only fixed with the right side of the semi-arc shell 116, and the left side of the bottom of the semi-arc shell 116 is provided with an open slot, so that the right telescopic joint 16 can slide left and right conveniently; the semi-arc shell 116 is communicated left and right, a screw 113 is arranged in the semi-arc shell 116, and the semi-arc shell 116 is in threaded rotary connection with the screw 113; a supporting wheel 114 is arranged at the lower part of the screw 113, and the supporting wheel 114 supports the screw 113 to rotate left and right in the semi-arc shell 116; a slide way 117 is arranged at the bottom in the semi-arc shell 116, the slide way 117 limits the riding wheel 114 to move only along the inner slide way 117, and the screw 113 is prevented from being stretched out too long and shaking; a driver 115 is arranged on the right side of the screw 113 and connected with the screw 113, and the driver 115 pushes the screw 113 to rotate; a locking device 112 is arranged on the left side of the semi-arc shell 116, and the locking device 112 limits the rotation of the screw 113; a connecting rod 111 is provided on the left side of the screw 113, and the two are rotatably connected, and the connecting rod 111 is connected to the left expansion joint 16 on the lower part.

Further, the driver 115 includes: a horizontal rotating table 1151, a vertical rotating table 1152, a ring gear 1153, a toggle column 1154, a vertical rotating rod 1155, a connector 1156, a cross column 1157 and a stirring body 1158; one end of the stirring body 1158 positioned at the upper part is connected with an external motor, and the stirring body 1158 is provided with a plurality of straight rods which are distributed in a horizontal plane and at equal angles; a horizontal rotating platform 1151 is arranged on one side of the stirring body 1158, the horizontal rotating platform 1151 is fixedly connected with a vertical rotating rod 1155 on the lower portion, the vertical rotating rod 1155 is rotatably connected with the base, a gear is arranged on the waist portion of the vertical rotating rod 1155, the gear can move up and down and is adjustable, and meanwhile, the gear is in meshed connection with the annular gear 1153; the upper part of the horizontal rotating table 1151 is fixedly provided with upright columns, a plurality of upright columns are arranged at equal intervals along the circumference of the edge of the horizontal rotating table 1151, and when the stirring body 1158 rotates, straight rods of the stirring body are alternately inserted between two adjacent upright columns; a vertical rotating table 1152 is fixedly sleeved in the ring gear 1153, the vertical rotating table 1152 rotates by taking a connector 1156 as a shaft to serve as a vertical surface, the vertical rotating table 1152 is of a hollow structure, two ends of the vertical rotating table 1152 are open, and the vertical rotating table 1152 can move up and down along with a waist gear of a vertical rotating rod 1155; a toggle column 1154 is fixedly arranged on the inner side of the shell of the vertical rotating table 1152, and a plurality of toggle columns 1154 are arranged at equal angles; a cross post 1157 is fixedly arranged on one side of the connector 1156, the cross post 1157 is provided with a plurality of posts and is arranged in a vertical plane, each post is alternately inserted between two adjacent toggle posts 1154, and the cross post 1157 moves in a small range along the axis of the vertical rotary table 1152.

Further, the method for calculating the flow stopping efficiency of the current limiting resistor comprises the following steps:

in the formula:

JLXL-cutoff efficiency,%;x-the diameter of the top of the hopper, mm; h-side seam leakage,%;a-flow rate per unit time of sample flow-through tube, mL;k-flow rate per unit time, mL, of the sample liquid split stream outlet;

further, the working method of the current limiting resistor comprises the following steps:

step 1: in the operation of a current limiting resistor in a carbon tetrachloride analyzer, a carbon tetrachloride-containing sample liquid to be analyzed flows in from the top of a sample flow pipe 3 and flows out from the bottom; when the sample liquid containing carbon tetrachloride flows out from the sample liquid shunting outlet 6, the plurality of supports control the bell mouth at the top of the uniform shunting hopper 4 to expand, the outer edge of the uniform shunting hopper 4 is embedded into the groove 7 and is attached to the groove 7, meanwhile, the edge seam compressor 1 positioned at the upper part moves downwards along the slide rail, the extension ring is embedded into the groove 7, the outer edge is compressed, the sample liquid containing carbon tetrachloride is blocked from flowing out from the bottom of the sample circulation tube 3, and the valve 5 is opened at the same time, so that the sample liquid containing carbon tetrachloride is shunted from the sample liquid shunting outlet 6;

step 2: during the operation of the hopper 4, the supporting arm 42 pushes the elastic sealing edge 47 upwards to promote the elastic sealing edge 47 to extend upwards, meanwhile, the plurality of extension tubes 41 synchronously extend radially to promote the elastic sealing edge 47 to elastically expand, so that the elastic sealing edge 47 is embedded into the groove 7, the sample liquid containing carbon tetrachloride flows through the hopper 4, the vibrating ring 44 performs vibration stirring on the sample liquid containing carbon tetrachloride, and the stirrer 45 performs stirring on the sample liquid containing carbon tetrachloride; when part of the sample liquid containing carbon tetrachloride flows from the outer wall of the uniform diversion hopper 4 and enters the early warning groove 46 to reach a certain value, a liquid level alarm is arranged in the early warning groove to give an alarm immediately, the plurality of extension tubes 41 synchronously and radially contract to promote the elastic shrinkage of the elastic sealing edge 47, so that the elastic sealing edge 47 leaves the groove 7, the support arm 42 drives the elastic sealing edge 47 to shrink downwards to promote the elastic sealing edge 47 to return;

and 3, step 3: during the operation of the side seam pressing device 1, the movable trolley drives the telescopic joint 16 to move downwards through the travelling wheels 12 and the clamping wheels 14 to align with the groove 7; meanwhile, the joint connection 11 bridged over the two expansion joints 16 promotes the two adjacent expansion joints 16 to relatively extend, and under the pushing of the joint pushing device 15, the expansion joints 16 are tightly combined with the groove 7 to tightly clamp the elastic sealing edge 47 therein;

and 4, step 4: during the work of the joint connection 11, the driver 115 drives the screw 113 to rotate relative to the semi-arc shell 116, and when the screw 113 moves rightwards relative to the semi-arc shell 116, the screw 113 drives the left expansion joint 16 to move rightwards through the connecting rod 111, so that the two expansion joints 16 are mutually contracted; when the screw 113 is locked by the locking device 112 and the rotation of the screw 113 is limited, the relative displacement between the two expansion joints 16 is stopped;

and 5, step 5: in the operation of the driver 115, the stirring body 1158 drives the horizontal rotating table 1151 and the vertical rotating rod 1155 to rotate through a plurality of straight rods, and further drives the vertical rotating table 1152 to rotate through the meshing action of the gears and the ring gear 1153, and the vertical rotating table 1152 drives the connector 1156 to rotate through the toggle column 1154 and the cross column 1157; because the gear at the waist part of the vertical rotating rod 1155 can move up and down, the vertical rotating platform 1152 can move up and down along with the gear, and the small adjustment of the connector 1156 in the vertical direction is realized; because the cross column 1157 and the toggle column 1154 belong to toggle connection, the cross column 1157 drives the connector 1156 to move in the vertical rotating table 1152 along the axis in a small range; the straight rod of the stirring body 1158, the upright column at the upper part of the horizontal rotating table 1151, the stirring column 1154 and the cross column 1157 are all open, and the rotation of the straight rod, the upright column, the stirring column and the cross column realizes the stirring effect on the solution passing through.

The invention has the advantages that: the device has the advantages of reasonable and compact structure, good use effect, novel process, low detection cost, high working efficiency, short process flow, automatic control and high detection precision.

Drawings

FIG. 1 is a diagram of a current limiting resistor in a carbon tetrachloride analyzer according to the present invention.

Figure 2 is a drawing of the skimmer hopper 4 of the invention.

Fig. 3 is a view of the edge seam presser 1 of the present invention.

Fig. 4 is a view of the joint connection 11 of the present invention.

Fig. 5 is a diagram of the driver 115 of the present invention.

Detailed Description

The current limiting resistor in the carbon tetrachloride analyzer provided by the invention is further explained with reference to the attached drawings.

FIG. 1 is a diagram of a current limiting resistor in a carbon tetrachloride analyzer according to the present invention. The method comprises the following steps: the device comprises an edge seam compressor 1, a vertical shaft 2, a sample runner pipe 3, a uniform split flow hopper 4, a valve 5, a sample liquid split flow outlet 6 and a groove 7; the sample flow tube 3 is communicated up and down, and the sample liquid containing carbon tetrachloride to be analyzed flows in from the top of the sample flow tube 3 and flows out from the bottom of the sample flow tube 3; a groove 7 is formed in the inner wall of the middle of the sample circulating pipe 3, the groove 7 penetrates through the periphery of the sample circulating pipe and is communicated end to end, and the size of the groove 7 is matched with that of an extension ring of the side seam pressing device 1; a uniform flow distribution hopper 4 is arranged in the sample circulation pipe 3, the tapered shape of the uniform flow distribution hopper 4 is big at the top and small at the bottom, and is communicated up and down, the periphery of the tapered body of the uniform flow distribution hopper 4 is made of high-elasticity materials and is wrapped around and connected with an internal support, a plurality of supports control the bell mouth at the top of the uniform flow distribution hopper 4 to expand or contract, the bell mouth at the top of the uniform flow distribution hopper 4 is provided with an outward-turned outer edge, and the outer edge is matched with the groove 7 in size; when the bell mouth at the top of the Du uniform diversion hopper 4 is unfolded, the outer edge of the Du uniform diversion hopper is embedded into the groove 7 and attached to the groove 7, the edge seam compressor 1 positioned at the upper part moves downwards along the slide rail, extends out of the extension ring of the edge seam compressor 1, is embedded into the groove 7, and compresses the outer edge; the extension ring is formed by connecting a plurality of sections in series, and can be extended along the circumference; the lower part of the uniform distribution hopper 4 is communicated with a sample liquid distribution outlet 6 through a valve 5; the side seam compressor 1 is positioned at the upper part of the uniform diversion hopper 4 and at the inner side of the sample circulation pipe 3, the side seam compressor 1 is provided with slide rails and is vertically arranged, one side of each slide rail is fixed with the inner wall of the sample circulation pipe 3, and the other side of each slide rail allows the side seam compressor 1 to move up and down along the slide rails.

Figure 2 is a drawing of the skimmer hopper 4 of the invention. The hopper 4 comprises: the telescopic pipe 41, the supporting arm 42, the bottom ring 43, the vibration ring 44, the stirrer 45, the early warning groove 46 and the elastic sealing edge 47; the top of the uniform distribution hopper 4 is provided with a plurality of extension tubes 41, the extension tubes 41 are arranged horizontally in a radial shape by the central shaft of the uniform distribution hopper 4, the extension tubes 41 can extend controllably, and one end of each extension tube 41 is connected with an elastic sealing edge 47 to promote the elastic sealing edge 47 to extend; a bottom ring 43 is arranged at the lower part of the extension tube 41, the bottom ring 43 is connected with a base of the uniform distribution hopper 4, a support arm 42 is arranged at the upper part of the bottom ring 43, the support arm and the support arm are connected by a rotating shaft, a plurality of support arms 42 are arranged at equal angles according to the central shaft of the uniform distribution hopper 4, one end of each support arm 42 is connected with an elastic sealing edge 47 to promote the elastic sealing edge 47 to extend, and the other end of each support arm is connected with the bottom ring 43; a vibration ring 44 is arranged in the middle of the uniform distribution hopper 4, and the vibration ring 44 performs vibration stirring on the sample liquid containing carbon tetrachloride; a stirrer 45 is arranged at the lower part of the vibration ring 44, and the stirrer 45 stirs the sample liquid containing carbon tetrachloride; an early warning groove 46 is arranged on the outer side of the bottom of the uniform diversion hopper 4, a liquid level alarm is arranged in the early warning groove 46, and when excessive carbon tetrachloride-containing sample liquid flows from the outer wall of the uniform diversion hopper 4 and enters the early warning groove 46, the liquid level alarm arranged in the early warning groove can give an alarm immediately; the top of the material hopper 4 is provided with an elastic sealing edge 47 which is outwards protruded and is provided with a steel ring formed by an inserted steel arc section and has an elastic structure, and the size of the steel ring is matched with that of the groove 7.

Fig. 3 is a view of the edge seam presser 1 of the present invention. The side seam presser 1 includes: the device comprises a joint connection 11, a walking wheel 12, a T-shaped track 13, a clamping wheel 14, a joint pushing 15 and a telescopic joint 16; the groove 7, the elastic sealing edge 47; the T-shaped track 13 positioned on one side is fixed on the inner wall of the sample circulating pipe 3, the moving trolley slides up and down on the T-shaped track 13, wherein two walking wheels 12 of the moving trolley drive the moving trolley to move up and down on the front side of the T-shaped track 13, and two clamping wheels 14 of the moving trolley drive the moving trolley to move up and down on two sides of the T-shaped track 13; the movable trolley is connected with the telescopic joint 16 through the joint pushing device 15 at the lower part, and the joint pushing device 15 pushes the telescopic joint 16 outwards to realize that the telescopic joint 16 is embedded into the groove 7; the number of the movable trolleys, the joint thrusters 15 and the T-shaped tracks 13 is 4, the movable trolleys are arranged at equal intervals, and each movable trolley is connected with an expansion joint 16 through the joint thrusters 15; the expansion joint 16 is composed of a plurality of sections which are mutually spliced to form an annular structure; the inner side of the expansion joint 16 is provided with a plurality of joint connections 11, and the joint connections 11 are bridged between two expansion joints 16 and are respectively connected with two adjacent expansion joints 16.

Fig. 4 is a view of the joint connection 11 of the present invention. The joint connection 11 includes: a connecting rod 111, a locking device 112, a screw 113, a riding wheel 114, a driver 115, a semi-arc shell 116 and a slideway 117; an expansion joint 16; the two slide ways 117 are respectively fixed at the two outer sides of the right telescopic joint 16, and the left telescopic joint 16 slides left and right on the slide ways 117; a semi-arc shell 116 is fixed on the upper part of the right telescopic joint 16, the upper part of the telescopic joint 16 is only fixed with the right side of the semi-arc shell 116, and the left side of the bottom of the semi-arc shell 116 is provided with an open slot, so that the right telescopic joint 16 can slide left and right conveniently; the semi-arc shell 116 is communicated left and right, a screw 113 is arranged in the semi-arc shell 116, and the semi-arc shell 116 is in threaded rotary connection with the screw 113; a supporting wheel 114 is arranged at the lower part of the screw 113, and the supporting wheel 114 supports the screw 113 to rotate left and right in the semi-arc shell 116; a slide way 117 is arranged at the bottom in the semi-arc shell 116, the slide way 117 limits the riding wheel 114 to move only along the inner slide way 117, and the screw 113 is prevented from being stretched out too long and shaking; a driver 115 is arranged on the right side of the screw 113 and connected with the screw 113, and the driver 115 pushes the screw 113 to rotate; a locking device 112 is arranged on the left side of the semi-arc shell 116, and the locking device 112 limits the rotation of the screw 113; a connecting rod 111 is provided on the left side of the screw 113, and the two are rotatably connected, and the connecting rod 111 is connected to the left expansion joint 16 on the lower part.

Fig. 5 is a diagram of the driver 115 of the present invention. The driver 115 includes: a horizontal rotating table 1151, a vertical rotating table 1152, a ring gear 1153, a toggle column 1154, a vertical rotating rod 1155, a connector 1156, a cross column 1157 and a stirring body 1158; one end of the stirring body 1158 positioned at the upper part is connected with an external motor, and the stirring body 1158 is provided with a plurality of straight rods which are distributed in a horizontal plane and at equal angles; a horizontal rotating platform 1151 is arranged on one side of the stirring body 1158, the horizontal rotating platform 1151 is fixedly connected with a vertical rotating rod 1155 on the lower portion, the vertical rotating rod 1155 is rotatably connected with the base, a gear is arranged on the waist portion of the vertical rotating rod 1155, the gear can move up and down and is adjustable, and meanwhile, the gear is in meshed connection with the annular gear 1153; the upper part of the horizontal rotating table 1151 is fixedly provided with upright columns, a plurality of upright columns are arranged at equal intervals along the circumference of the edge of the horizontal rotating table 1151, and when the stirring body 1158 rotates, straight rods of the stirring body are alternately inserted between two adjacent upright columns; a vertical rotating table 1152 is fixedly sleeved in the ring gear 1153, the vertical rotating table 1152 rotates by taking a connector 1156 as a shaft to serve as a vertical surface, the vertical rotating table 1152 is of a hollow structure, two ends of the vertical rotating table 1152 are open, and the vertical rotating table 1152 can move up and down along with a waist gear of a vertical rotating rod 1155; a toggle column 1154 is fixedly arranged on the inner side of the shell of the vertical rotating table 1152, and a plurality of toggle columns 1154 are arranged at equal angles; a cross post 1157 is fixedly arranged on one side of the connector 1156, the cross post 1157 is provided with a plurality of posts and is arranged in a vertical plane, each post is alternately inserted between two adjacent toggle posts 1154, and the cross post 1157 moves in a small range along the axis of the vertical rotary table 1152.