CN221100743U - Detection device for alkali content of low-alkaline alkali solution - Google Patents

Abstract

The utility model discloses a detection device for low-alkali cement alkali content, which comprises a workbench, a measurement device, a bracket, a purification device and two air inlets, wherein the measurement device is arranged at the upper end of the workbench and used for detecting alkali content; according to the utility model, the two smoke extraction pipes are rotatably arranged above the cement alkali content measuring device, so that white smoke generated when a low-alkali cement sample is heated can be rapidly extracted into the purifying device, the possibility of mixing the white smoke into air is reduced, when the lower end of the smoke extraction pipe is rotated away from the upper part of the measuring device, the air inlet hole is blocked by the inner wall of the air inlet, the extracted white smoke is prevented from flowing back into the air again, and the cement sample is convenient to take and place.

Description

Detection device for alkali content of low-alkaline alkali solution

Technical Field

The utility model relates to the field of alkali content detection, in particular to a detection device for alkali content of low-alkaline alkali.

Background

The alkali content is the content of alkali substances in cement and is expressed by the total equivalent of Na 2O. I.e. alkali amount = Na2O +0.658K2O, the alkali content is mainly carried in from the cement production raw material.

The related technology of alkali content measurement is as disclosed in China patent application No. 202221646936.8, a workbench, a storage box and a flame photometer, wherein supporting legs are arranged below the workbench, the related mode and steps of cement alkali content measurement and detection are introduced, and ventilation and smoke expelling are carried out when an alkali solution sample is heated to generate sulfur trioxide white smoke through arranging a purification device and an air inlet, and the white smoke is pumped into the purification device for treatment.

In view of the above prior art, the inventor believes that, due to a certain distance between the purifying device, the air inlet and the heater, the generated white smoke cannot be pumped into the purifying device for the first time, so that the white smoke has time to be mixed with air in the extracting process, the extracting efficiency of the white smoke is low, and pollution is caused.

Disclosure of utility model

The utility model aims at overcoming the defects of the prior art and providing a detection device for low alkali cement alkali content to achieve the aims.

The utility model provides the following technical scheme: the utility model provides a detection device of low alkaline alkali content, includes the workstation, installs the survey device that is used for alkali content to detect in the workstation upper end, fixes the support in the workstation top, fixes at purifier of support upper end and two air intakes of being connected with purifier lower extreme, two the inside lower extreme of air intake is all rotated and is installed the smoking pipe that is located the survey device top, it runs through and is equipped with the inlet port to take out the inner wall of tobacco pipe upper end, it is the arc setting with air intake inner wall hookup location to take out tobacco pipe upper end, smoking pipe lower extreme sliding connection has the cover of preventing scalding.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the two smoke extraction pipes are rotatably arranged above the cement alkali content measuring device, so that white smoke generated when a low-alkali cement sample is heated can be rapidly extracted into the purifying device, the possibility of mixing the white smoke into air is reduced, when the lower end of the smoke extraction pipe is rotated away from the upper part of the measuring device, the air inlet hole is blocked by the inner wall of the air inlet, the extracted white smoke is prevented from flowing back into the air again, and the cement sample is convenient to take and place.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

Fig. 2 is an enlarged schematic view of the portion a shown in fig. 1 according to the present utility model.

In the figure: 1. a smoke extraction pipe; 2. an air inlet hole; 3. a connecting rod; 4. a fixed block; 5. an anti-scalding sleeve; 6. an air inlet; 7. a bracket; 8. a through hole; 9. an electric push rod; 10. a purifying device; 11. a work table; 12. a measuring device; 13. a rotating shaft; 14. a damping block; 15. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a device for detecting alkali content of low alkali cement, which comprises a workbench 11, a measuring device 12 installed at the upper end of the workbench 11 for detecting alkali content, a bracket 7 fixed above the workbench 11, a purifying device 10 fixed at the upper end of the bracket 7, and two air inlets 6 connected with the lower end of the purifying device 10, wherein a low alkali cement sample is placed on the measuring device 12 for detecting alkali content, a specific mechanism of the measuring device 12 and a specific alkali content measuring mode are not shown, and the utility model patent with reference number 202221646936.8 is specific.

In this embodiment, the lower ends of the inner parts of the two air inlets 6 are rotatably provided with the smoke suction pipes 1 above the measuring device 12, the inner wall of the upper end of the smoke suction pipe 1 is provided with the air inlet 2 in a penetrating manner, the connection position between the upper end of the smoke suction pipe 1 and the inner wall of the air inlet 6 is arc-shaped, when white smoke is prevented from being heated on the measuring device 12 to generate sulfur trioxide white smoke, the purifying device 10 is used for exhausting air, the white smoke enters the smoke suction pipe 1 from the smoke suction pipe 1, then enters the through hole 8 from the air inlet 2 and finally enters the purifying device 10 for purification, as shown in fig. 1, the lower ends of the initial states of the two smoke suction pipes 1 are opened towards two sides, an alkali solution sample is not influenced, when the sample is heated to generate the white smoke, the air inlet of the smoke suction pipe 1 is enabled to be close to the white smoke position until the lower ends are close to the position, the white smoke is prevented from being flown into the air to cause harm, the lower ends of the smoke suction pipe 1 are slidably connected with the anti-scalding sleeve 5, and the sample is prevented from being damaged when the alkali solution sample is heated when the lower ends of the smoke suction pipe 1 are provided with the anti-scalding sleeve 5.

As an embodiment example of the present utility model for driving the smoke pipe 1 to rotate: the electric putter 9 of vertical setting is fixed with in the middle part of support 7, the flexible end of electric putter 9 lower extreme is fixed with fixed block 4, fixed block 4 both ends rotate and are connected with connecting rod 3, the other end of connecting rod 3 rotates with two smoking pipes 1 respectively and is connected, through adopting above-mentioned technical scheme, shrink through electric putter 9 work and drive fixed block 4 and shift up, make connecting rod 3 remove, under the effect of connecting rod 3 lower extreme, drive left smoking pipe 1 anticlockwise rotation, drive right side smoking pipe 1 clockwise rotation, until the lower extreme of two smoking pipes 1 is located measuring device 12 top and is close to white cigarette position, be convenient for white cigarette to be drawn in fast and drive, when the same reason when electric putter 9 extends and drives fixed block 4 and move down, promote two smoking pipes 1 rotation lower extreme separation under the effect of connecting rod 3, the convenience is moved from measuring device 12 top.

Further, the lower extreme outer wall of taking out tobacco pipe 1 is fixed with damping piece 14, prevent scalding cover 5 inner wall and be equipped with spout 15, damping piece 14 sliding connection is in spout 15, damping piece 14 both sides and prevent scalding cover 5 and the setting of taking out tobacco pipe 1 lower extreme slip, thereby can remove prevent scalding cover 5, not only can protect taking out tobacco pipe 1 lower extreme, can adjust and take out tobacco pipe 1 lower extreme length moreover, so that make and take out tobacco pipe 1 lower extreme better press close to white cigarette position according to actual conditions, and set up damping piece 14 increase prevent scalding cover 5 and the frictional force that takes out tobacco pipe 1 increase, prevent preventing to scalding cover 5 and slide easily.

When not in use, the upper ends of the air inlets 2 are attached to the inner wall of the air inlet 6, as shown in fig. 1, the lower ends of the two smoke exhaust pipes 1 are separated, at this time, the air inlets 2 are blocked by the inner wall of the air inlet 6, the sucked smoke is prevented from flowing back out of the smoke exhaust pipe 1, the cross sections of the smoke exhaust pipe 1 and the anti-scalding sleeve 5 are rectangular or circular, and when the smoke exhaust pipe 1 rotates inwards, the air inlets 2 are not blocked by the inner wall of the air inlet 6 any more, so that the smoke exhaust pipe 1 is communicated with the air inlet 6.

In order to realize the rotation of the smoke suction pipe 1, the inner wall of the upper end of the smoke suction pipe 1 is fixedly penetrated by a rotating shaft 13, and the rotating shaft 13 is rotationally connected with the lower end of the air inlet 6.

Working principle: when a low-alkaline cement sample is placed on the measuring device 12 for heating, the electric push rod 9 is controlled to be electrified and contracted to drive the fixing block 4 to move upwards, so that the connecting rod 3 moves, the left smoke suction pipe 1 is driven to rotate anticlockwise under the action of the lower end of the connecting rod 3, the right smoke suction pipe 1 is driven to rotate clockwise until the lower ends of the two smoke suction pipes 1 are positioned above the measuring device 12 and close to the white smoke position, the distance between the white smoke and the purifying device 10 is reduced, the white smoke is conveniently and rapidly pumped and completely driven, the pollution caused by the mixing of the white smoke and air in the smoke suction process is prevented, and when the fixing block 4 is driven to move downwards by controlling the extension of the electric push rod 9, the lower ends of the two smoke suction pipes 1 are pushed to be separated under the action of the connecting rod 3 to expose the upper part of the measuring device 12, the white smoke is conveniently placed and prevented from operating, the upper ends of the air inlet holes 2 are attached to the inner walls of the air inlets 6, and the white smoke is prevented from flowing back into the air from the smoke suction pipe 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a detection device of low alkali lye alkali content, includes workstation (11), installs measuring device (12) that are used for alkali content to detect in workstation (11) upper end, fixes support (7) in workstation (11) top, fixes purifier (10) in support (7) upper end and two air intakes (6) that are connected with purifier (10) lower extreme, its characterized in that: the two smoke extraction pipes (1) located above the measuring device (12) are rotatably installed at the lower ends of the inner portions of the air inlets (6), air inlets (2) are formed in the inner walls of the upper ends of the smoke extraction pipes (1) in a penetrating mode, the connection positions of the upper ends of the smoke extraction pipes (1) and the inner walls of the air inlets (6) are arc-shaped, and the lower ends of the smoke extraction pipes (1) are connected with anti-scalding sleeves (5) in a sliding mode.

2. The low alkaline alkali content detection device according to claim 1, wherein: the novel smoke exhaust ventilator is characterized in that an electric push rod (9) which is vertically arranged is fixed in the middle of the support (7), a fixed block (4) is fixed at the telescopic end of the lower end of the electric push rod (9), connecting rods (3) are connected to the two ends of the fixed block (4) in a rotating mode, and the other ends of the connecting rods (3) are respectively connected with two smoke exhaust pipes (1) in a rotating mode.

3. The low alkaline alkali content detection device according to claim 1, wherein: the anti-scalding device is characterized in that a damping block (14) is fixed on the outer wall of the lower end of the smoke tube (1), a sliding groove (15) is formed in the inner wall of the anti-scalding sleeve (5), the damping block (14) is slidably connected in the sliding groove (15), and two sides of the damping block (14) are in tight contact with the inner wall of the anti-scalding sleeve (5).

4. The low alkaline alkali content detection device according to claim 1, wherein: the upper end of the air inlet (2) is attached to the inner wall of the air inlet (6), and the cross sections of the smoke suction pipe (1) and the anti-scalding sleeve (5) are rectangular or circular.

5. The low alkaline alkali content detection device according to claim 1, wherein: the inner wall of the upper end of the smoke extraction pipe (1) is fixedly penetrated by a rotating shaft (13), and the rotating shaft (13) is rotationally connected with the lower end of the air inlet (6).