Urea nitrogen determination distillation device

Abstract

The utility model belongs to the technical field of distillation devices, and particularly relates to a urea nitrogen determination distillation device which comprises a base, the base comprises a supporting rod, a sliding groove, a spring and a lead screw, and a distillation assembly, a collecting assembly and a fixing assembly are arranged on the base. The fixing assembly comprises a sliding rod, a positioning hole, a through groove, a lifting rod, a limiting button, a supporting plate, a driving wheel, a driven wheel and a clamping plate. According to the utility model, the fixing devices are arranged on the distillation component and the collection component, the distillation flask is fixed above the heater by the supporting seat on the distillation component, and the smaller part above the distillation flask is clamped and fixed by the clamping device consisting of the spring and the clamping plate, so that the distillation flask cannot shake and incline when being heated; and on the collecting assembly, two lifting rods and a clamping plate can be close to the condensation pipe at the same time through cooperation of a spring, a lead screw, a sliding groove and a sliding rod, the fixed supporting capacity is provided for the condensation pipe, the situation that the condensation pipe inclines due to insufficient supporting force is avoided, and the device cannot incline or turn over during operation.

Description

Technical Field

[0001] The utility model relates to the technical field of distillation devices, in particular to a urea nitrogen determination distillation device. Background Art

[0002] Urea nitrogen determination distillation unit is a device specially used to determine the nitrogen content in urea. It is widely used in various fields that need to determine the nitrogen content in urea, such as fertilizer production, agricultural scientific research, environmental monitoring, etc. By accurately determining the nitrogen content in urea, its fertilizer effect can be evaluated, fertilization plans can be adjusted, and environmental pollution can be monitored.

[0003] Since the substances produced by the urea nitrogen distillation device during use are harmful to the human body, if the device is not fixed stably, it may fall over, causing damage to the device and leakage of harmful substances, which in turn causes harm to the human body.

[0004] In order to solve the above problems, the present application proposes a urea nitrogen determination distillation device. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a urea nitrogen determination distillation device, including a base, the base including a support rod, a slide groove, a spring and a screw rod, the base is provided with a distillation component, a collecting component and a fixing component, the distillation component includes a heater, a support seat, a distillation flask, a clamping device, a guide tube and a threaded rod, the collecting component includes a condenser, a water inlet pipe, a water outlet pipe, a conduit and a receiving bottle, the fixing component includes a slide rod, a positioning hole, a through groove, a lifting rod, a limit button, a support plate, a driving wheel, a driven wheel and a clamping plate.

[0006] Preferably, the support rod and the heater are fixedly connected to the upper surface of the base, the spring is fixedly connected in the slide groove, the screw rod is rotatably connected in the slide groove, the slide rod is slidably connected in the slide groove, the slide rod and the spring are fixedly connected, and the slide rod and the screw rod are spirally connected.

[0007] Preferably, the positioning holes and the through slots are equidistantly arranged on the slide rod, the lifting rod is slidably connected in the slide rod, the limit button is movably connected in the positioning hole, a spring is fixed on the back of the limit button, the support plate is movably connected in the through slot, and the upper surface of the support plate is in contact with the lower surface of the lifting rod.

[0008] Preferably, the driving wheel is rotatably connected to the lifting rod, the driven wheel is meshed with the driving wheel, the driven wheel is fixedly connected to a clamping plate, and the clamping plate is rotatably connected to the top of the lifting rod.

[0009] Preferably, the support seat and the clamping device are slidably connected to the support rod, the distillation flask is movably connected to the support seat, the clamping device includes a spring and a clamping plate, one end of the guide tube is located inside the distillation flask, the other end of the guide tube is fixedly connected to the condenser, the threaded rod is rotatably connected to the base, and the threaded rod and the support seat are spirally connected.

[0010] Preferably, the water inlet pipe and the water outlet pipe are fixedly connected to the condenser, the conduit is fixedly connected to the end of the condenser, the conduit is located in the receiving bottle, and the condenser is located between two clamping plates.

[0011] The above technical solution of the utility model has the following beneficial technical effects:

[0012] The utility model provides fixing devices on both the distillation component and the collection component. On the distillation component, a support seat is used to fix the distillation flask above the heater, and a clamping device composed of a spring and a clamping plate is used to clamp and fix the smaller part above the distillation flask, so that the distillation flask will not shake or tilt when heated; on the collection component, the spring, the screw rod, the slide groove and the slide rod are used to cooperate so that the two lifting rods and the clamping plate can approach the condenser at the same time, providing a fixed support capability for the condenser, avoiding the condenser from tilting due to insufficient support force, and fixing each part of the device with multiple sets of fixing clamping devices, so that the device is more stable during operation, and will not tilt or roll over, avoiding damage to the device and leakage of harmful substances, and ensuring the normal operation of the operation and the life safety of the staff;

[0013] The utility model uses the rotation of the threaded rod to adjust the height of the support seat, change the distance between the distillation flask and the heater, thereby improving the distillation effect, and then use the positioning hole and the limit button to change the height of the lifting rod, and cooperate with the two gears to change the height and angle of the clamping plate, so that the clamping plate can clamp condensers of different heights and directions. When the angle of the condenser is small, the gas stays in the condenser for a longer time, thereby improving the condensation effect. A support plate is then set at the bottom of the lifting rod to provide support capacity for the lifting rod, thereby avoiding instability of the lifting rod caused by insufficient support force of the limit button. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the distillation part of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the collection part of the utility model;

[0017] Figure 4 It is a schematic diagram of the partial decomposition structure of the utility model.

[0018] Reference numerals:

[0019] 1. Base; 101. Support rod; 102. Slide groove; 103. Spring; 104. Screw rod; 2. Distillation assembly; 201. Heater; 202. Support seat; 203. Distillation flask; 204. Clamping device; 205. Guide tube; 206. Threaded rod; 3. Collecting assembly; 301. Condenser; 302. Water inlet pipe; 303. Water outlet pipe; 304. Conduit; 305. Receiving bottle; 4. Fixing assembly; 401. Slide rod; 402. Positioning hole; 403. Through groove; 404. Lifting rod; 405. Limit button; 406. Support plate; 407. Driving wheel; 408. Driven wheel; 409. Clamp. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0021] It should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present invention.

[0022] A urea nitrogen determination distillation device provided by some embodiments of the utility model is described below in conjunction with the accompanying drawings.

[0023] Embodiment 1:

[0024] Combination Figure 1-4As shown, a urea nitrogen determination distillation device provided by the utility model includes a base 1, the base 1 includes a support rod 101, a slide groove 102, a spring 103 and a screw rod 104, a distillation component 2, a collecting component 3 and a fixing component 4 are arranged on the base 1, the distillation component 2 includes a heater 201, a support seat 202, a distillation bottle 203, a clamping device 204, a guide tube 205 and a threaded rod 206, the collecting component 3 includes a condenser 301, a water inlet pipe 302, a water outlet pipe 303, a guide tube 304 and a receiving bottle 305, the fixing component 4 includes a slide rod 401, a positioning hole 402, The through slot 403, the lifting rod 404, the limit button 405, the support plate 406, the driving wheel 407, the driven wheel 408 and the clamping plate 409, the support rod 101 and the heater 201 are fixedly connected to the upper surface of the base 1, the spring 103 is fixedly connected in the slide slot 102, the screw rod 104 is rotatably connected in the slide slot 102, the slide rod 401 is slidably connected in the slide slot 102, the slide rod 401 and the spring 103 are fixedly connected, the slide rod 401 and the screw rod 104 are spirally connected, the positioning holes 402 and the through slot 403 are equidistantly arranged on the slide rod 401, and the lifting rod 404 is slidably connected to the slide rod 4 01, the limit button 405 is movably connected in the positioning hole 402, the back of the limit button 405 is fixed with a spring 103, the support plate 406 is movably connected in the through slot 403, the upper surface of the support plate 406 is in contact with the lower surface of the lifting rod 404, the driving wheel 407 is rotatably connected to the lifting rod 404, the driven wheel 408 is meshed with the driving wheel 407, the driven wheel 408 is fixedly connected to the clamping plate 409, the clamping plate 409 is rotatably connected to the top of the lifting rod 404, the support seat 202 and the clamping device 204 are slidably connected to the support rod 101, and the distillation flask 20 3 is movably connected to the support base 202, the clamping device 204 includes a spring 103 and a clamping plate 409, one end of the guide tube 205 is located inside the distillation flask 203, and the other end of the guide tube 205 is fixedly connected to the condenser 301, the threaded rod 206 is rotatably connected to the base 1, the threaded rod 206 and the support base 202 are spirally connected, the water inlet pipe 302 and the water outlet pipe 303 are fixedly connected to the condenser 301, the guide tube 304 is fixedly connected to the end of the condenser 301, the guide tube 304 is located in the receiving bottle 305, and the condenser 301 is located between two clamping plates 409.

[0025] Specifically, a support rod 101 and a heater 201 are fixedly installed on the base 1, a support seat 202 is slidably connected to the support rod 101, a distillation flask 203 is movably placed in a through hole in the middle of the support seat 202, so that the support seat 202 can provide a preliminary fixing ability for the distillation flask 203, and the distillation flask 203 is located above the heater 201, so that the heater 201 can heat the liquid in the distillation flask 203, thereby achieving a distillation effect, the support seat 202 is spirally connected to a threaded rod 206, and the threaded rod 206 is rotatably connected to the base 1, so that when the threaded rod 206 rotates, the support seat 202 will move up and down along the support rod 101, a clamping device 204 is movably connected to the distillation flask 203, and the clamping device 204 is movably connected to the support rod 101, the clamping device 204 is composed of two sets of springs 103 and a clamping plate 409, so that the staff can open the clamping plate 409 and put it on the distillation flask 203 On, after letting go, the spring 103 will fix the clamp 409 on the distillation flask 203 to prevent the distillation flask 203 from tilting, and a guide tube 205 is fixedly connected to the distillation flask 203, and the other end of the guide tube 205 is fixedly connected to the condenser 301. The guide tube 205 is curved so that the liquid generated in the condenser 301 will not flow back, and the condenser 301 is fixedly connected with an inlet pipe 302 and an outlet pipe 303, so that the condensed water can provide the inlet pipe 302 to enter the condenser 301 and then flow out from the outlet pipe 303, so as to cool the gas in the spiral tube in the condenser 301, so that the gas is converted into liquid, which is convenient for the staff to collect, and the other end of the condenser 301 is fixedly connected with a conduit 304, and the conduit 304 is located in the receiving bottle 305, so that the liquid in the condenser 301 can flow into the receiving bottle 305 and be collected, which is convenient for the staff to detect the liquid later.A slide groove 102 is provided on the base 1, a slide rod 401 is slidably connected in the slide groove 102, and a screw rod 104 is rotatably connected in the slide groove 102, the screw rod 104 and the slide rod 401 are spirally connected, so that the screw rod 104 can drive the two slide rods 401 to slide relatively in the slide groove 102 when rotating, and a spring 103 is fixedly connected between the slide groove 102 and the slide rod 401 to strengthen the fixing ability between the two slide rods 401, and a positioning hole 402 and a through groove 403 are provided on the slide rod 401, and a lifting rod 404 is slidably connected in the slide rod 401, and a limit button 405 is provided on the lifting rod 404, so that when the lifting rod 404 is lifted, the limit button 405 will move in the positioning hole 402 under the action of the spring 103, thereby completing the initial lifting of the lifting rod 404 The step is fixed, and a support plate 406 is movably connected in the through groove 403, and the upper surface of the support plate 406 is in contact with the lower surface of the lifting rod 404, so that the support plate 406 can provide support for the lifting rod 404, and prevent the lifting rod 404 from falling due to insufficient supporting force of the limit button 405. A driving wheel 407 and a clamping plate 409 are rotatably connected to the top of the lifting rod 404, and a driven wheel 408 is fixedly connected to the clamping plate 409, and the driven wheel 408 is engaged with the driving wheel 407, so that the driving wheel 407 can drive the driven wheel 408 to rotate when it rotates, thereby driving the clamping plate 409 to rotate and change the inclination angle, so that the clamping plate 409 can adapt to the fixing work of more types of condenser tubes 301, and at the same time can change the inclination angle of the condenser tube 301 to improve the condensation effect.

[0026] The working principle and use process of the utility model are as follows: first, the liquid to be distilled is injected into the distillation flask 203, the clamping device 204 is opened, the distillation flask 203 is placed on the support seat 202, and then the clamping device 204 is put on the distillation flask 203, the distillation flask 203 is adjusted to a suitable height by rotating the threaded rod 206, the distillation flask 203 and the condenser 301 are connected with the guide tube 205 of a suitable angle, the lifting rod 404 is adjusted to a suitable height by the limit button 405 and the support plate 406, the screw rod 104 is rotated to make the two sliding rods 401 approach each other, and the lifting rod 404 and the clamping plate 409 are driven to approach each other, the driving wheel 407 is rotated, and the inclination angle of the clamping plate 409 is changed to make the inclination angle of the clamping plate 409 equal to the inclination angle of the condenser 301, so as to improve the fixing and clamping ability of the clamping plate 409, thereby completing the fixing of the device, and finally the conduit 304 is placed in the receiving bottle 305, and the heater 201 is started to heat the distillation flask 203, and the distillation operation can be completed.

[0027] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A urea nitrogen determination distillation device, comprising a base (1), characterized in that: The base (1) comprises a support rod (101), a slide groove (102), a spring (103) and a screw rod (104); a distillation component (2), a collection component (3) and a fixing component (4) are arranged on the base (1); the distillation component (2) comprises a heater (201), a support seat (202), a distillation bottle (203), a clamping device (204), a guide tube (205) and a threaded rod (206); the collection component (3) comprises a condenser (301), a water inlet pipe (302), a water outlet pipe (303), a guide tube (304) and a receiving bottle (305); the fixing component (4) comprises a slide rod (401), a positioning hole (402), a through groove (403), a lifting rod (404), a limit button (405), a support plate (406), a driving wheel (407), a driven wheel (408) and a clamping plate (409).

2. A urea nitrogen determination distillation device according to claim 1, characterized in that: The support rod (101) and the heater (201) are fixedly connected to the upper surface of the base (1); the spring (103) is fixedly connected in the slide groove (102); the screw rod (104) is rotatably connected in the slide groove (102); the slide rod (401) is slidably connected in the slide groove (102); the slide rod (401) and the spring (103) are fixedly connected; and the slide rod (401) and the screw rod (104) are spirally connected.

3. A urea nitrogen determination distillation device according to claim 1, characterized in that: The positioning holes (402) and the through slots (403) are equidistantly arranged on the slide bar (401); the lifting rod (404) is slidably connected in the slide bar (401); the limit button (405) is movably connected in the positioning hole (402); a spring (103) is fixed on the back of the limit button (405); the support plate (406) is movably connected in the through slot (403); and the upper surface of the support plate (406) is in contact with the lower surface of the lifting rod (404).

4. A urea nitrogen determination distillation device according to claim 1, characterized in that: The driving wheel (407) is rotatably connected to the lifting rod (404), the driven wheel (408) is meshed with the driving wheel (407), the driven wheel (408) is fixedly connected to a clamping plate (409), and the clamping plate (409) is rotatably connected to the top of the lifting rod (404).

5. A urea nitrogen determination distillation device according to claim 1, characterized in that: The support seat (202) and the clamping device (204) are slidably connected to the support rod (101), the distillation flask (203) is movably connected to the support seat (202), the clamping device (204) includes a spring (103) and a clamp (409), one end of the guide tube (205) is located inside the distillation flask (203), and the other end of the guide tube (205) is fixedly connected to the condenser (301), the threaded rod (206) is rotatably connected to the base (1), and the threaded rod (206) and the support seat (202) are spirally connected.

6. A urea nitrogen determination distillation device according to claim 1, characterized in that: The water inlet pipe (302) and the water outlet pipe (303) are fixedly connected to the condenser (301), the conduit (304) is fixedly connected to the end of the condenser (301), the conduit (304) is located in the receiving bottle (305), and the condenser (301) is located between two clamping plates (409).

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