CN212646610U - Titration apparatus for additive performance detection - Google Patents

Abstract

The utility model relates to an admixture capability test is with titration outfit, including the agitator, establish the titration pole on the agitator and establish the electrode pole in titration pole one side, titration pole and electrode pole pass through the installation component and connect, and the electrode pole upper end is equipped with the titration pipe clamp, and the internal clamp of titration pipe clamp has the titration pipe, and the titration pipe exit end is connected with the hose, and the hose passes and establishes solenoid valve on the installation component, electrode pole lower extreme are equipped with the electrode clamp, are equipped with on the titration pole to be used for carrying out the centre gripping subassembly of centre gripping to the beaker, and the centre gripping subassembly includes the fixation clamp of being connected with the titration pole and can be on the fixation clamp gliding slip clamp, is equipped with the locking Assembly who is used for the auto-lock. The present application has the following effects: the beaker is clamped and fixed through the clamping assembly, the beaker is not easy to shake or even topple when being subjected to external force, the phenomenon that the detected liquid is toppled over from the beaker is avoided, and the sensitive glass bubbles of the electrode cannot be collided by the beaker to cause damage or scratch of the sensitive glass bubbles, so that the accuracy of a measuring result is ensured.

Description

Titration apparatus for additive performance detection

Technical Field

The application relates to the technical field of titration analysis, in particular to a titration apparatus for detecting additive performance.

Background

With the rapid development of high-performance concrete technology in China, the application of concrete admixtures is more and more extensive, but a plurality of quality problems are exposed at the same time. When the content of chloride ions in the concrete admixture is too high, the chloride ions are easy to generate electrochemical reaction with the reinforcing steel bars, so that the corrosion action of the reinforcing steel bars is accelerated, the internal stress of the concrete internal structure is generated, the reinforced concrete is cracked, and the durability of the reinforced concrete is seriously influenced. Therefore, the content of the chloride ions in the additive needs to be detected in the production, and the content of the chloride ions in the additive is ensured to meet the regulations of relevant standards.

Patent application document with publication number CN103822955A discloses a titration apparatus of a potentiometric titrator, which comprises a stirrer, wherein a tubular burette rack is vertically arranged on the stirrer; the tubular dropper frame is sleeved with a jacket, a sandwich is arranged in the jacket, an electromagnetic valve is inserted into the sandwich, and the electromagnetic valve is fixed through a support head screw; the electrode clamp is characterized by further comprising a bent dropper frame, wherein the bent dropper frame penetrates through the sandwich, the upper part of the bent dropper frame is fixedly connected with a burette through a burette fixing screw, the lower part of the bent dropper frame is further clamped with an electrode clamp, and the lower part of the electrode clamp is sleeved with a clamping ring; a rubber tube is arranged above the electromagnetic valve and sleeved at the tail end of the burette. And placing the beaker filled with the additive to be detected on the stirrer during dripping, placing the stirring rod of the stirrer on the bottom wall of the inner side of the beaker, then installing the test electrode of the detection device of the potentiometric titrator on the electrode clamp and stretching into the detected liquid, and then rotating the stirring rod of the titrated stirrer through electromagnetic induction to enable the detection liquid and the detected liquid to be fully mixed and then detecting.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the detection device of the potentiometric titrator is arranged beside the titration device, and a detector can easily touch the beaker when the parameters of the detection device are set, so that the beaker can shake or even topple over, thereby causing the result of the toppling over of the detected liquid, and the beaker can easily bump against the sensitive glass bubbles of the electrodes, causing the damage or the hair brushing of the sensitive glass bubbles, thereby causing the inaccurate measurement.

SUMMERY OF THE UTILITY MODEL

In order to make the beaker receive external force also difficult to produce and rock or even empty in the testing process, the application provides an admixture is titration outfit for performance testing.

The application provides a titration outfit for additive performance testing adopts following technical scheme:

the utility model provides an additive performance detects uses titration outfit, includes the agitator, establishes the titration pole on the agitator and establishes the electrode pole in titration pole one side, titration pole and electrode pole pass through the installation component and connect, and the electrode pole upper end is equipped with the titration pipe clamp, the internal clamp of titration pipe clamp has the titration pipe, titration pipe exit end is connected with the hose, the hose passes and establishes solenoid valve on the installation component is located the beaker top, and the electrode pole lower extreme is equipped with the electrode clamp, be equipped with on the titration pole and be used for carrying out the centre gripping subassembly of centre gripping to the beaker, the centre gripping subassembly include with the fixation clamp that the titration pole is connected and can be on the fixation clamp gliding slip clamp, be equipped with the locking Assembly who is used for the auto-lock on the slip clamp.

Through adopting above-mentioned technical scheme, before titrating, pour into detection liquid in the burette, and with the burette liquid level zero scale, then get a certain amount of admixture and detected liquid in the beaker, put into the stirring rod after the cleanness in the beaker, put the beaker on the agitator again, and support the beaker and lean on in the fixation clamp of centre gripping subassembly, then adjust the slip clamp and fix the beaker, then lock the locking Assembly of slip clamp, press from both sides the electrode on the electrode clamp again, and with the electrode dip in by the detection liquid, then control the solenoid valve and titrate and detect by detection device, the beaker receives external force and also is difficult for rocking or toppling over, it is poured over from the beaker to have avoided being detected liquid, and the sensitive glass bubble that the beaker can not hit the electrode causes sensitive glass bubble damage or friction, thereby guaranteed measuring result's accuracy.

Preferably, the fixing clamp comprises a first right-angle clamping rod, a sliding groove is formed in the first right-angle clamping rod, the sliding clamp comprises a second right-angle clamping rod, the second right-angle clamping rod extends into the corresponding sliding groove in the first right-angle clamping rod, a guide groove is formed in the second right-angle clamping rod, and the locking assembly is located in the guide groove.

Through adopting above-mentioned technical scheme, passing first right angle clamping bar and second right angle clamping bar with the beaker before titrating and enclosing the framework that closes the formation, place in the top surface of agitator, make the beaker lean on earlier in the right angle department of first right angle clamping bar, promote the slip clamp again and make its and beaker butt, then press from both sides the locking with the slip through locking Assembly, can realize that the centre gripping of beaker is fixed convenient and fast.

Preferably, the locking assembly comprises a T-bolt passing through the guide slot, a locking member cooperating with the T-bolt, and an abutment block located between the locking member and the second right-angle clamping bar.

Through adopting above-mentioned technical scheme, when locking the slip clamp, support the butt piece and lean on to twist behind the first right angle clamping bar and move the locking piece and can realize the locking of slip clamp, easy operation, convenient and fast.

Preferably, the elastic pads are arranged on the sides, close to the beaker, of the first right-angle clamping rod and the second right-angle clamping rod.

Through adopting above-mentioned technical scheme, the cushion when first right angle clamping bar and second right angle clamping bar press from both sides tightly the beaker, cushion the clamp force of first right angle clamping bar and second right angle clamping bar effect on the beaker, avoid the beaker to break.

Preferably, first right-angle clamping rod passes through the bracing piece and is connected with titration pole, the bracing piece is connected and the other end and the linkage segment that first right-angle clamping rod is connected including the cover establish first suit portion and one end on titration pole, be equipped with the first fastener that is used for the auto-lock on the first suit portion.

Through adopting above-mentioned technical scheme, first right angle clamping bar is adjustable in the position on titrating the pole, not only can be applicable to the beaker of co-altitude not to can adjust the position of first right angle clamping bar earlier when the clamping, fall to the minimum with the centre gripping subassembly, thereby be convenient for put into the beaker.

Preferably, be equipped with the strengthening rib pole on the bracing piece, the strengthening rib pole is including the second grafting portion and the bracing section that one end and second grafting portion are connected and the other end and bracing piece are connected of cover on the titration pole.

Through adopting above-mentioned technical scheme, the strengthening rib pole is used for making the difficult production of bracing piece rock to the intensity and the rigidity of reinforcing bracing piece.

Preferably, one end of the hose, which is far away from the electromagnetic valve, is connected with a dropping liquid pipe which can extend into the beaker, and the dropping liquid pipe is arranged on the electrode clamp.

Through adopting above-mentioned technical scheme, stretch into the dropping liquid pipe before titrating and be detected in the liquid, the dropping liquid pipe can avoid the exit end of hose and be detected to have the difference in height between the liquid, thereby easily spatter when detecting the liquid and lead to the test result inaccurate on the wall of a cup of beaker.

Preferably, the electrode clamp is equipped with the draw-in groove, in dropping liquid pipe embedding draw-in groove, and the cover was equipped with the elasticity circle on the dropping liquid pipe, the electrode clamp is equipped with the recess that is used for the elasticity circle card to put in the top department of draw-in groove.

Through adopting above-mentioned technical scheme, through adjusting the position of elastic ring on the dropping liquid pipe, can realize the lift of dropping liquid pipe, convenient and fast, easy operation.

Preferably, the burette clamp includes last pipe clamp, lower pipe clamp and connects the holder of connecting pipe clamp and lower pipe clamp, the holder cover is established on the electrode pole, and the holder is equipped with the second fastener that is used for the auto-lock.

Through adopting above-mentioned technical scheme, buret presss from both sides and divides both ends to carry out the centre gripping to the buret about dividing, makes the centre gripping of buret more firm, is difficult for rocking.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the beaker is clamped and fixed through the clamping assembly, the beaker is not easy to shake or even topple when being subjected to external force, the detected liquid is prevented from spilling from the beaker, and the beaker cannot collide with sensitive glass bubbles of the electrode to cause damage or scratch of the sensitive glass bubbles, so that the accuracy of a measuring result is ensured;

2. by arranging the dropping liquid pipe, the dropping liquid pipe can prevent the height difference between the outlet end of the hose and the detected liquid, and the detected liquid is easy to splash onto the wall of the beaker when dropping, so that the test result is inaccurate;

3. the burette is divided into an upper end and a lower end to clamp the burette, so that the burette is clamped more stably and is not easy to shake.

Drawings

FIG. 1 is a schematic structural diagram of the whole of the embodiment of the present application;

FIG. 2 is a schematic diagram of the structure of a stirrer and a beaker in the embodiment of the present application;

FIG. 3 is a schematic structural view of a clamping assembly in an embodiment of the present application;

fig. 4 is an enlarged view of a portion H in fig. 1.

Description of reference numerals: 1. a stirrer; 11. a stirring rod; 2. a titration rod; 21. a titration rod base; 3. an electrode rod; 4. a beaker; 5. mounting the component; 51. a sliding seat; 511. fastening screws; 52. a horizontal bar; 53. an electromagnetic valve; 6. a burette clamp; 61. an upper pipe clamp; 62. a lower pipe clamp; 63. a holder; 631. a vertical section; 632. a horizontal segment; 6321. a second fastener; 71. a burette; 72. a hose; 73. a dropping tube; 731. an elastic ring; 8. an electrode holder; 81. a card slot; 9. a clamping assembly; 91. a fixing clip; 911. a first right angle clamping bar; 9111. a chute; 912. a support bar; 9121. a first nesting portion; 9122. a connecting section; 9123. a first fastener; 913. a reinforcing bar rod; 9131. a second socketing portion; 9132. a diagonal bracing section; 92. a slide clamp; 921. a locking assembly; 9211. a T-bolt; 9212. a locking member; 9213. a butting block; 922. a second right-angle clamping bar; 9221. a guide groove; 93. an elastic pad.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses titration outfit for additive performance testing. Referring to fig. 1, the titration apparatus includes a stirrer 1, a titration rod 2 provided on the stirrer 1, and an electrode rod 3 provided on one side of the titration rod 2. The top surface of the stirrer 1 is a plane, and the beaker 4 is placed on the top surface of the stirrer 1.

Referring to fig. 2, the stirrer 1 includes a stirring rod 11 located outside the casing and an electromagnetic induction control device located inside the casing, the stirring rod 11 of the stirrer 1 is placed on the bottom wall inside the beaker 4, and is driven by the battery induction control device to rotate for stirring.

Referring to fig. 1, the titration rod 2 is a straight rod, the titration rod 2 is arranged on one side of the stirrer 1 far away from the placement area of the beaker 4, and the bottom end of the titration rod 2 is provided with a titration rod base 21. The electrode rod 3 is arranged between the beaker 4 and the titration rod 2. The titration rod 2 and the electrode rod 3 are connected through a mounting assembly 5, the mounting assembly 5 comprises a sliding seat 51 and a horizontal rod 52, and the sliding seat 51 is welded and fixed at one end of the horizontal rod 52. The electrode rod 3 is welded and fixed in the middle of the horizontal rod 52, the titration rod 2 is connected with the sliding seat 51 in a sliding manner, the mounting component 5 is provided with a fastening screw 511 for locking the mounting component 5 on the titration rod 2, and the fastening screw 511 is arranged on the sliding seat 51. The position of the mounting component 5 on the titration rod 2 is adjustable, and the device can adapt to different titration heights.

Referring to fig. 1, the electrode rod 3 includes two upper vertical rods and lower vertical rods parallel to each other and a bent rod connecting the two upper vertical rods and the lower vertical rods, the electrode rod 3 is provided with a burette clamp 6, a burette 71 is clamped in the burette clamp 6, the outlet end of the burette 71 is connected with a hose 72, and the hose 72 can adopt a silica gel hose 72. The hose 72 passes through the solenoid valve 53 fixed to the mounting assembly 5 and is flow-controlled by the solenoid head of the solenoid valve 53. The bottom of electrode pole 3 is equipped with electrode holder 8, and electrode holder 8 is the splint that are the rectangle, and its one end is used for with electrode pole 3 fixed connection, and the other end is equipped with electrode holder 8 board, and electrode holder 8 board is used for carrying out the centre gripping to detection device's electrode.

Referring to fig. 1, the titration rod 2 is provided with a clamping assembly 9 for clamping the beaker 4. The clamping assembly 9 comprises a fixing clamp 91 connected with the titration rod 2 and a sliding clamp 92 slidable on the fixing clamp 91. The sliding clamp 92 is provided with a locking assembly 921 for self-locking.

Before titration, pouring detection liquid into the burette 71, flushing the hose 72 in the electromagnetic valve 53 for 3-4 times by using the detection liquid in the burette 71, pouring the detection liquid into the burette 71 again, adjusting the liquid level of the burette 71 to zero scale, taking a certain amount of the additive to be detected into the beaker 4, putting the cleaned stirring rod 11 into the beaker 4, putting the beaker 4 on the stirrer 1, abutting the beaker 4 against the first right-angle clamping rod 911 of the clamping assembly 9, adjusting the second right-angle clamping rod 922 to fix the beaker 4, locking the locking assembly 921 of the sliding clamp 92, clamping the electrode on the electrode clamp 8, immersing the electrode into the detected liquid, and controlling the electromagnetic valve 53 to perform titration and detect by using a detection device. The beaker 4 is not easy to shake or even topple over under the action of external force, the detected liquid is prevented from spilling from the beaker 4, and the beaker 4 cannot collide with sensitive glass bubbles of the electrodes to cause damage or scratch of the sensitive glass bubbles, so that the accuracy of a measuring result is ensured.

Referring to fig. 1, the burette clamp 6 includes an upper clamp 61, a lower clamp 62, and a clamp holder 63 connecting the upper clamp 61 and the lower clamp 62. The holder 63 comprises a vertical section 631 and a horizontal section 632, the upper tube clamp 61 and the lower tube clamp 62 are welded and fixed on the vertical section 631, one end of the horizontal section 632 is connected with the electrode rod 3 in a sliding manner, and the other end is welded and fixed with the vertical section 631. The holder 63 is provided with a second fastener 6321 for self-locking, and one end of the second fastener 6321 penetrating through the horizontal segment 632 abuts on the electrode rod 3, so that the holder 63 is fixed on the electrode rod 3. The burette clamp 6 is used for clamping the burette 71 by the upper end and the lower end, so that the burette 71 is clamped more stably and is not easy to shake.

Referring to fig. 3, the fixing clip 91 includes a first right-angle clamping bar 911, the sliding clip 92 includes a second right-angle clamping bar 922, and the first right-angle clamping bar 911 and the second right-angle clamping bar 922 each include two square bars perpendicular to each other, and one ends of the two square bars are welded and fixed to form a right angle. The right angle of the first right angle clamping bar 911 is directed towards the axis of the titration rod 2 and the right angle of the second right angle clamping bar 922 is directed away from the axis of the titration rod 2. The one end that two first right angle clamping bars 911 kept away from each other all is equipped with spout 9111, and spout 9111 is located two relative sides of first right angle clamping bar 911, and second right angle clamping bar 922 stretches into in the spout 9111 that corresponds on the first right angle clamping bar 911. The first right-angle clamping rod 911 and the second right-angle clamping rod 922 enclose to form a frame body with a square inner part, and the beaker 4 is placed in the frame body. The second right-angle clamping bar 922 is provided with a guide groove 9221, the guide groove 9221 is positioned on the side surface of the second right-angle clamping bar 922 parallel to the top surface of the stirrer 1, and the locking component 921 is positioned in the guide groove 9221.

Before titrating, passing beaker 4 and passing first right angle clamping bar 911 and second right angle clamping bar 922 and enclosing the framework that closes formation, place in the top surface of agitator 1, make beaker 4 support earlier in the right angle department of first right angle clamping bar 911, promote slip clamp 92 again and make its and beaker 4 butt, then lock slip clamp 92 through locking Assembly 921, can realize that the centre gripping of beaker 4 is fixed convenient and fast.

Referring to fig. 3, the locking assembly 921 includes a T-bolt 9211 passing through a guide slot 9221, a locking member 9212 cooperating with the T-bolt 9211, and an abutment block 9213 located between the locking member 9212 and the second right-angle clamping bar 922. During locking, the head of the T-shaped bolt 9211 abuts against one side of the second right-angle clamping rod 922 far away from the abutting block 9213, and one side of the abutting block 9213 abuts against the side wall of the first right-angle clamping rod 911 where the sliding groove 9111 is located. The locking member 9212 is a butterfly nut for easy tightening.

Referring to fig. 3, the elastic pads 93 are disposed on the sides of the first and second right-angle clamping bars 911 and 922 close to the beaker 4. The elastic pad 93 is a flexible composite rubber pad, and the elastic pad 93 is bonded to the first right-angle clamping rod 911 and the second right-angle clamping rod 922 through structural adhesive. When the first right-angle clamping rod 911 and the second right-angle clamping rod 922 clamp the beaker 4, the elastic pad 93 buffers the clamping force of the first right-angle clamping rod 911 and the second right-angle clamping rod 922 on the beaker 4, and avoids the beaker 4 from being broken.

Referring to fig. 4, a first right angle clamping bar 911 is connected to the titration rod 2 by a support bar 912. The bracing piece 912 includes that the cover establishes the first suit portion 9121 and one end and first suit portion 9121 on the titration pole 2 are connected and the other end and the linkage segment 9122 that first right-angle clamp pole 911 is connected, and the both ends of linkage segment 9122 all adopt welded fixed mode. One end of the connecting section 9122 close to the first right-angle clamping bar 911 is welded and fixed at the right angle of the first right-angle clamping bar 911. First cup jointing portion 9121 is cylindric sleeve pipe, is equipped with the first fastener 9123 that is used for the auto-lock on first cup jointing portion 9121, and first fastener 9123 is for taking the fastening screw of tightening the knob certainly, thereby first fastener 9123 twists the global butt of cup jointing portion in the location of titration pole 2 realization first right-angle clamping bar 911 on titration pole 2. The position of the first right-angle clamping rod 911 on the titration rod 2 is adjustable, so that the device is not only suitable for beakers 4 with different heights, but also can adjust the position of the first right-angle clamping rod 911 firstly during clamping, so that the clamping assembly 9 is reduced to the lowest position, and the beakers 4 can be conveniently placed.

Referring to fig. 3, a reinforcing bar rod 913 is provided on the support rod 912. The reinforcing rib rod 913 includes that the second socketing portion 9131 and one end are connected with second socketing portion 9131 and the bracing section 9132 that the other end is connected with bracing piece 912, and second socketing portion 9131 is cylindric sleeve pipe on the titration pole 2 of cover. The reinforcing bar rod 913 is used for enhancing the strength and rigidity of the supporting rod 912, so that the supporting rod 912 is not easy to shake.

Referring to fig. 4, a drip tube 73 is connected to the end of the hose 72 remote from the solenoid valve 53 and extends into the beaker 4. The dropping liquid pipe 73 is a glass capillary pipe, the middle of which is a straight pipe section, and the two ends of which are tapered pipe sections. A drip tube 73 is mounted on the electrode holder 8. Referring to fig. 1, before titration, the dropping tube 73 is inserted into the detected liquid, and the dropping tube 73 can prevent a height difference between the outlet end of the hose 72 and the detected liquid, so that the detected liquid is easy to splash onto the wall of the beaker 4 when dropping, and the test result is inaccurate.

The middle of the electrode clamp 8 is provided with a clamping groove 81, the clamping groove 81 is an open groove, the opening of the open groove faces the thickness direction of the electrode clamp 8, the bottom of the open groove is semicircular, and the diameter of the bottom of the semicircular groove is equal to that of the straight tube section of the glass capillary tube. The dropping liquid pipe 73 is embedded into the clamping groove 81, the elastic ring 731 is sleeved on the dropping liquid pipe 73, the elastic ring 731 is a flexible composite rubber ring, and the elastic ring 731 is in interference fit with the dropping liquid pipe 73 to enable the elastic ring 731 to be difficult to slide on the dropping liquid pipe 73. The electrode clamp 8 is provided with a groove at the top of the clamping groove 81 for clamping the elastic ring 731. By adjusting the position of the elastic ring 731 on the dropping liquid pipe 73, the dropping liquid pipe 73 can be lifted, and the lifting device is convenient, quick and easy to operate.

The stirrer 1 of the present application may have a separate housing as an independent device used in cooperation with the detection device; or can be arranged in the shell of the detection device and is an integrated mechanism with the detection device, and the top surface of the shell of the detection device is provided with a titration area for placing the beaker 4.

The implementation principle of the titration apparatus for detecting the performance of the additive in the embodiment of the application is as follows: before titration, a burette clamp 6 is used for installing a burette 71 on an electrode rod 3, then a detection liquid is poured into the burette 71, the detection liquid in the burette 71 is used for flushing a hose 72 in an electromagnetic valve 53 for 3-4 times, the detection liquid is poured into the burette 71 again, the liquid level of the burette 71 is adjusted to zero scale, then a certain amount of the admixture is taken into a beaker 4, a cleaned stirring rod 11 is placed into the beaker 4, then a first fastener 9123 is loosened, the position of a clamping component 9 on the burette 71 is reduced to the lowest level, the beaker 4 is placed on a stirrer 1, the clamping component 9 is locked on a burette 2 after the position of the clamping component 9 is adjusted, then the beaker 4 is abutted against a first right-angle clamping rod 911 of the clamping component 9, then a second right-angle clamping rod is adjusted to fix the beaker 4, and then a locking component 921 of a sliding clamp 92 is locked, the electrode is clamped on the electrode clamp 8, the electrode head is immersed in the detected liquid, meanwhile, the dropping tube 73 connected with the hose 72 is placed in the clamping groove 81 of the electrode clamp 8, the dropping tube 73 extends into the detected liquid by adjusting the position of the elastic ring 731 on the dropping tube 73, then the electromagnetic valve 53 is controlled to perform titration and the detection is performed by the detection device, and the stirrer 1 controls the stirring rod 11 to rotate during the titration process so that the detected liquid and the detected liquid are fully mixed. The beaker 4 is not easy to shake or even topple over under the action of external force, the detected liquid is prevented from spilling from the beaker 4, and the beaker 4 cannot collide with sensitive glass bubbles of the electrodes to cause damage or scratch of the sensitive glass bubbles, so that the accuracy of a measuring result is ensured.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides an admixture performance detects uses titration outfit, includes agitator (1), establishes titration pole (2) on agitator (1) and establishes electrode pole (3) in titration pole (2) one side, titration pole (2) and electrode pole (3) are connected through installation component (5), and electrode pole (3) upper end is equipped with burette clamp (6), burette clamp (71) are held to the clamp in burette clamp (6), burette (71) exit end is connected with hose (72), hose (72) are passed and are established solenoid valve (53) on installation component (5) are located beaker (4) top, and electrode pole (3) lower extreme is equipped with electrode clamp (8), its characterized in that: be equipped with on titration pole (2) and be used for carrying out centre gripping subassembly (9) to beaker (4), centre gripping subassembly (9) include fixation clamp (91) be connected with titration pole (2) and can be on fixation clamp (91) gliding slip clamp (92), be equipped with locking Assembly (921) that is used for the auto-lock on slip clamp (92).

2. The titration apparatus for testing additive performance according to claim 1, wherein: fixation clamp (91) include first right angle clamping bar (911), are equipped with spout (9111) on first right angle clamping bar (911), slide clamp (92) are including second right angle clamping bar (922), in second right angle clamping bar (922) stretched into corresponding spout (9111) on first right angle clamping bar (911), be equipped with guide slot (9221) on second right angle clamping bar (922), locking Assembly (921) is located guide slot (9221).

3. The titration apparatus for testing additive performance according to claim 2, wherein: locking Assembly (921) is including passing T type bolt (9211) of guide slot (9221), with T type bolt (9211) complex retaining member (9212) and be located retaining member (9212) and second right angle clamp pole (922) between butt piece (9213).

4. The titration apparatus for testing additive performance according to claim 2, wherein: elastic pads (93) are arranged on one sides, close to the beaker (4), of the first right-angle clamping rod (911) and the second right-angle clamping rod (922).

5. The titration apparatus for testing additive performance according to claim 2, wherein: first right angle clamping bar (911) are connected with titration pole (2) through bracing piece (912), bracing piece (912) are connected and the other end and the linkage segment (9122) that first right angle clamping bar (911) are connected including the cover establish first suit portion (9121) and one end on titration pole (2) with first suit portion (9121), be equipped with first fastener (9123) that are used for the auto-lock on first suit portion (9121).

6. The titration apparatus for testing additive performance according to claim 5, wherein: be equipped with on bracing piece (912) strengthening rib pole (913), strengthening rib pole (913) including the cover establish second grafting portion (9131) on dripping pole (2) and bracing section (9132) that one end and second grafting portion (9131) are connected and the other end is connected with bracing piece (912).

7. The titration apparatus for testing additive performance according to claim 1, wherein: one end of the hose (72) far away from the electromagnetic valve (53) is connected with a dropping tube (73) which can extend into the beaker (4), and the dropping tube (73) is arranged on the electrode clamp (8).

8. The titration apparatus for testing additive performance according to claim 7, wherein: electrode clamp (8) are equipped with draw-in groove (81), in dropping liquid pipe (73) embedding draw-in groove (81), and the cover is equipped with elasticity circle (731) on dropping liquid pipe (73), and electrode clamp (8) are equipped with the recess that is used for elasticity circle (731) card to put in the top department of draw-in groove (81).

9. The titration apparatus for testing additive performance according to claim 1, wherein: burette clamp (6) include last pipe clamp (61), lower pipe clamp (62) and connect clamp holder (63) of connecting pipe clamp (61) and lower pipe clamp (62), clamp holder (63) cover is established on electrode pole (3), and clamp holder (63) are equipped with second fastener (6321) that are used for the auto-lock.

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