Diluting device for preparing benzene series standard substance

Abstract

The utility model relates to a dilution device for configuration of benzene series standard substances, which comprises a dilution tank mounted in a frame, a discharge pipe arranged at the bottom of the dilution tank, a detachable tank cover arranged at the top of the dilution tank, feed pipes communicated with the inside of the dilution tank and arranged on two sides of the tank cover respectively, and the top ends of the feed pipes penetrate through the top of the frame. Two positioning seats are fixed to the top of the frame and located on the outer sides of the corresponding feeding pipes respectively, funnels are arranged in the positioning seats, and the bottoms of the funnels are inserted into the corresponding feeding pipes. A certain amount of proportioned benzene series raw materials are poured into the diluting tank through one funnel, a certain amount of proportioned diluent is poured into the diluting tank through the other funnel, the benzene series raw materials and the diluent are guided to the rotating frame through the flow guide pipes to be mixed, and the benzene series raw materials and the diluent are mixed along with rotation of the rotating frame. According to the device, benzene series raw materials and diluent can be fully and rapidly mixed, and the mixed benzene series raw material diluent falls to the bottom in the dilution tank.

Description

TECHNICAL FIELD

[0001] The utility model relates to benzene series standard substance technology especially a kind of diluting device for benzene series standard substance configuration. BACKGROUND

[0002] Benzene series is one of the most important pollutants in air, including benzene, toluene, ethylbenzene, xylene and other substances, mainly from paint, solvent, adhesive volatilization, building decoration material release, fossil fuel such as petroleum, coal and organic matter such as wood, tobacco incomplete combustion and automobile exhaust emission, these substances have great harm to human body and environment, therefore, accurate analysis and monitoring benzene series have important significance for guaranteeing human health, promoting environmental safety, benzene series standard substance is the basis of quantity traceability and quality control, its accuracy and reliability directly affect the accuracy of benzene series monitoring result, by preparing and using high-quality benzene series standard substance, the accuracy and reliability of benzene series monitoring result can be ensured, and strong support is provided for environmental protection, occupational health and medical research and development fields.

[0003] When benzene series standard substance is configured, the concentration range of standard substance needs to be determined according to monitoring demand, purified benzene series raw material needs to be diluted to target concentration according to certain proportion, and the existing diluting device for benzene series standard substance configuration is not convenient for quickly mixing benzene series raw material and diluting liquid, and has certain limitation. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of diluting device for benzene series standard substance configuration, to solve the problem that the existing diluting device for benzene series standard substance configuration is not convenient for quickly mixing benzene series raw material and diluting liquid.

[0005] In order to solve the above problems, the utility model provides a kind of diluting device for benzene series standard substance configuration, including the diluting tank of being installed in frame, the bottom of diluting tank is equipped with discharge pipe, the top of diluting tank is equipped with detachable tank cover, the both sides of tank cover are equipped with the feed pipe that is communicated with the inside of diluting tank, the top of feed pipe penetrates frame top, the top of frame is fixed with two positioning seats, two positioning seats are located respectively on the outside of corresponding feed pipe, positioning seat is equipped with hopper, the bottom of hopper is inserted into corresponding feed pipe, rotatable connecting column is equipped in diluting tank, the bottom of connecting column is fixed with rotating frame, the downside of tank cover is fixed with two corresponding feed pipes and the inclinedly arranged flow guide pipe, the opposite ends of two flow guide pipes are all towards rotating frame.

[0006] The diluting device for benzene series standard substance configuration provided by the utility model also has the following technical features:

[0007] Further, the bottom of the frame is fixed with a chassis.

[0008] Further, the bottom of the discharge pipe is fixedly installed with a valve, and the other end of the valve is fixedly installed with an L-shaped pipe, and the free end of the L-shaped pipe extends out of the chassis.

[0009] Further, the bottom of the rotating frame is fixedly connected with a stirring rod, the upper side of the stirring rod is fixedly connected with a circular pipe, and a plurality of mixed plates with holes are fixedly arranged in the circular pipe.

[0010] Further, the middle of the upper surface of the frame is fixedly installed with a motor, the output end of the motor is fixedly installed with a connecting piece, the bottom of the connecting piece is connected with a cross rod through bolts, and the bottom end of the cross rod extends into the dilution tank and is connected with the connecting column through bolts.

[0011] Further, the funnel is provided with a detachable cover.

[0012] The utility model has the advantages that: the well-proportioned benzene series raw materials are poured into the dilution tank through one funnel, the well-proportioned dilution liquid is poured into the dilution tank through another funnel, the benzene series raw materials and the dilution liquid are guided to the rotating frame through the flow guide pipes and mixed, and the benzene series raw materials and the dilution liquid can be fully and quickly mixed with the rotation of the rotating frame, and the mixed benzene series raw materials and dilution liquid fall to the bottom of the dilution tank. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the axial measurement drawing of the utility model embodiment;

[0014] Figure 2 It is the sectional view of the utility model embodiment;

[0015] Figure 3 It is the utility model embodiment Figure 2 The structure schematic diagram of the enlarged A place in the middle. DETAILED DESCRIPTION

[0016] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments. It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0017] As Figures 1 to 3The embodiment of the dilution device for benzene series standard substance configuration of the utility model discloses shows, the dilution device for benzene series standard substance configuration includes the dilution tank 2 installed in the frame 1, the bottom of dilution tank 2 is equipped with discharge pipe 3, the top of dilution tank 2 is equipped with detachable tank cover 4, the both sides of tank cover 4 are equipped with the feed pipe 5 that communicates with the inside of dilution tank 2 respectively, the top end of feed pipe 5 penetrates the top of frame 1, the top of frame 1 is fixed with two locating seats 6, two locating seats 6 are located respectively on the outside of corresponding feed pipe 5, locating seat 6 is equipped with hopper 7 in, the bottom of hopper 7 is inserted into corresponding feed pipe 5, the rotatable connecting column 8 is equipped in dilution tank 2, the bottom of connecting column 8 is fixed with rotating frame 9, the downside of tank cover 4 is fixed with two and feed pipe 5 one-to-one and the inclinedly arranged flow guide pipe 10, the opposite ends of two flow guide pipes 10 all are towards rotating frame 9, by pouring the well-proportioned amount of benzene series raw materials into dilution tank 2 through one of hoppers 7, pouring the well-proportioned amount of dilution liquid into dilution tank 2 through another hopper 7, benzene series raw materials and dilution liquid are guided to rotating frame 9 and mix respectively through flow guide pipe 10, and with the rotation of rotating frame 9, can make benzene series raw materials and dilution liquid mix fully and quickly, and the benzene series raw materials dilution liquid after mixing falls to the bottom of dilution tank 2.

[0018] In an embodiment of the present application, preferably, the bottom of the frame 1 is fixed with a chassis 20, and the device is supported by the chassis 20.

[0019] In an embodiment of the present application, preferably, the bottom of the discharge pipe 3 is fixedly installed with a valve 11, the other end of the valve 11 is fixedly installed with an L-shaped pipe 12, the free end of the L-shaped pipe 12 extends out of the chassis 20, and the well-diluted benzene series raw materials in the dilution tank 2 can be discharged through the L-shaped pipe 12 by opening the valve 11.

[0020] In an embodiment of the present application, preferably, the bottom of the rotating frame 9 is fixedly connected with a stirring rod 13, the upper side of the stirring rod 13 is fixedly connected with a circular pipe 14, a plurality of mixed plates 15 with holes are fixedly arranged in the circular pipe 14, the benzene series raw materials after stirring and mixing in the rotating frame 9 enter the circular pipe 14, and are further stirred and mixed by the mixed plates 15.

[0021] In an embodiment of the present application, preferably, a motor 16 is fixedly installed on the middle of the upper surface of the frame 1, a connecting piece 17 is fixedly installed at the output end of the motor 16, a cross rod 18 is connected to the bottom of the connecting piece 17 by bolts, the bottom end of the cross rod 18 extends into the dilution tank 2 and is connected to the connecting column 8 by bolts, the connecting piece 17, the cross rod 18, the connecting column 8 and the rotating frame 9 can be rotated by starting the motor 16, and the rotating frame 9 drives the stirring rod 13 and the circular pipe 14 to rotate.

[0022] In one embodiment of the present application, preferably, the funnel 7 is provided with a detachable cover 19 to prevent dust from entering the funnel 7.

[0023] In use, the present application, a certain amount of benzene series material with proper proportion is poured into the dilution tank 2 through one of the funnels 7, and a certain amount of dilution liquid with proper proportion is poured into the dilution tank 2 through the other funnel 7, the motor 16 is started to drive the connecting piece 17, the cross rod 18, the connecting column 8 and the rotating frame 9 to rotate, the rotating frame 9 drives the stirring rod 13 and the circular pipe 14 to rotate, the benzene series material and the dilution liquid are guided to the rotating frame 9 through the flow guide pipe 10 and mixed, and with the rotation of the rotating frame 9, the benzene series material and the dilution liquid can be fully and quickly mixed, the benzene series material after stirring and mixing in the rotating frame 9 enters the circular pipe 14, is further stirred and mixed through the mixing plate 15, and the mixed benzene series material dilution liquid falls to the bottom of the dilution tank 2, and finally is stirred by the stirring rod 13, so that the mixing and dilution are more sufficient.

[0024] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A dilution apparatus for preparing benzene series standard substances, comprising a dilution tank (2) installed within a frame (1), characterized in that, The dilution tank (2) is provided with a discharge pipe (3) at the bottom and a detachable tank cover (4) at the top. The tank cover (4) is provided with feed pipes (5) on both sides that communicate with the inside of the dilution tank (2). The top of the feed pipe (5) passes through the top of the frame (1). The top of the frame (1) is fixed with two positioning seats (6). The two positioning seats (6) are located on the outside of the corresponding feed pipes (5). The positioning seat (6) is provided with a funnel (7). The bottom of the funnel (7) is inserted into the corresponding feed pipe (5). The dilution tank (2) is provided with a rotatable connecting column (8). The bottom of the connecting column (8) is fixed with a rotating frame (9). The bottom of the tank cover (4) is fixed with two guide pipes (10) that correspond one-to-one with the feed pipes (5) and are inclined. The opposite ends of the two guide pipes (10) face the rotating frame (9).

2. The dilution apparatus for preparing benzene series standard substances according to claim 1, characterized in that: The bottom of the frame (1) is fixed with a base frame (20).

3. The dilution apparatus for preparing benzene series standard substances according to claim 2, characterized in that: A valve (11) is fixedly installed at the bottom of the discharge pipe (3), and an L-shaped pipe (12) is fixedly installed at the other end of the valve (11). The free end of the L-shaped pipe (12) extends out of the base frame (20).

4. The dilution apparatus for preparing benzene series standard substances according to claim 1, characterized in that: The bottom of the rotating frame (9) is fixedly connected to a stirring rod (13), and a round tube (14) is fixed on the upper side of the stirring rod (13). Multiple mixing plates (15) with holes are fixed inside the round tube (14).

5. The dilution apparatus for preparing benzene series standard substances according to claim 1, characterized in that: A motor (16) is fixedly installed in the middle of the upper surface of the frame (1). A connector (17) is fixedly installed at the output end of the motor (16). A cross rod (18) is bolted to the bottom of the connector (17). The bottom end of the cross rod (18) extends into the dilution tank (2) and is bolted to the connecting column (8).

6. The dilution apparatus for preparing benzene series standard substances according to claim 1, characterized in that: The funnel (7) is provided with a removable cover (19).

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