CN209624203U - A kind of nitrogen evaporator with protective device - Google Patents

Abstract

The utility model relates to nitrogen evaporator technical fields, and disclose a kind of nitrogen evaporator with protective device, including body, mounting rack is fixedly installed at the top of the body, shield is fixedly installed at the top of the mounting rack, the right side opening of the shield is equipped with perforation, and one end is movably installed on the right side of the shield and passes through perforation and extends to the push plate inside shield, the top and bottom of the push plate offers sliding slot, and the inner cavity roof and bottom wall of the perforation are fixedly installed with sliding block.The nitrogen evaporator with protective device, the front of handle offers thrust hole, heap moves push plate to the right in hand-held thrust hole, the ball of sliding block connection slides in sliding slot, after the right side of push plate and the inner cavity right side wall of shield contact, protection can be played the role of, by the top that test tube can be observed from window, nitrogen evaporator is realized with protective device and is able to observe that body runs work simultaneously, has achieved the purpose that nitrogen evaporator protective is good.

Description

A kind of nitrogen evaporator with protective device

Technical field

The utility model relates to nitrogen evaporator technical field, specially a kind of nitrogen evaporator with protective device.

Background technique

Nitrogen evaporator is mainly used in the concentration preparation of batch samples, is such as used for pharmacy, medicine test and pesticide residue inspection Sample preparation in survey field, in drug screening, hormone assay, liquid and gas and mass spectral analysis.

Traditional nitrogen evaporator, it is most of all without protective device, cause in use, it is hidden to have certain safety Suffer from, so a kind of nitrogen evaporator with protective device is proposed to solve the problems, such as above-mentioned mentioned.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of nitrogen evaporator with protective device, has nitrogen and blows The advantages that instrument protective is good high solves the problems, such as that traditional nitrogen evaporator does not have protective device that can have some potential safety problems.

(2) technical solution

To realize the good purpose of above-mentioned nitrogen evaporator protective, the utility model provides the following technical solutions: one kind has anti- The nitrogen evaporator of protection unit, including body are fixedly installed with mounting rack, the fixed peace in the top of the mounting rack at the top of the body Equipped with shield, the right side opening of the shield is equipped with perforation, and one end is movably installed on the right side of the shield and passes through perforation And the push plate inside shield is extended to, the top and bottom of the push plate offers sliding slot, the inner cavity roof of the perforation Sliding block is fixedly installed with bottom wall, and the internal activity of the sliding block is equipped with one end and extends to ball inside sliding slot, described The front of push plate is fixedly installed with the window that one end extends to the push plate back side, is fixedly installed with handle on the left of the push plate, The placing groove inside shield is offered at the top of the body, the internal activity of the placing groove is equipped with one end extension Test tube above to placing groove is fixedly installed with inside shield and is located at the branch at the placing groove back side at the top of the body Strut is movably installed with clamping block on the outside of the support rod, and the back side of the clamping block is threaded with one end and extends to lock Determine the fixture block connecting inside block and with the support rod back side, the front of the clamping block is fixedly installed with connecting rod, the connecting rod Front be fixedly installed with the mounting plate inside shield, one end is fixedly installed at the top of the mounting plate and extends to peace Below loading board and the dispatch tube that is located above test tube, air inlet pipe is communicated at the top of the dispatch tube.

Preferably, the shield is stainless steel, and the front of shield is opening design.

Preferably, the window is rectangular, and window is perspex.

Preferably, the front of the handle offers thrust hole, and the inner sidewall in thrust hole is bonded with rubber.

Preferably, the quantity of the placing groove and dispatch tube has 12, and placing groove is isodistantly spaced and is distributed in body Top.

Preferably, the body includes heating device, temperature display, switch knob, heating warning light and nitrogen storage dress It sets, and air inlet pipe is separate is connected to one end of dispatch tube with nitrogen storage device.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of nitrogen evaporator with protective device, has following beneficial Effect:

1, the nitrogen evaporator with protective device, by the way that handle is arranged, the front of handle offers thrust hole, holds thrust Heap moves push plate to the right in hole, and the ball of sliding block connection slides in sliding slot, when the right side of push plate and the inner cavity right side wall of shield connect After touch, protection can be played the role of, by the way that the top of test tube can be observed from window, realizing nitrogen evaporator has protection dress It sets and is able to observe that body runs work simultaneously, achieved the purpose that nitrogen evaporator protective is good, when eliminating nitrogen evaporator use Security risk.

2, the nitrogen evaporator with protective device is stainless steel by setting shield, and stainless steel is corrosion-resistant and hardness is high, Long service life improves the practicability of nitrogen evaporator, and setting window is perspex, and plastic cement material is light and cost performance is high, can The cost of nitrogen evaporator protective device is saved, while observation can be played the role of.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model

Fig. 2 is the utility model placing groove top view；

Fig. 3 is the utility model clamping block top view；

Fig. 4 is that the utility model push plate is closed embodiment schematic diagram.

In figure: 1 body, 2 mounting racks, 3 shields, 4 perforation, 5 push plates, 6 sliding slots, 7 sliding blocks, 8 balls, 9 windows, 10 Hand, 11 air inlet pipe, 12 placing grooves, 13 test tubes, 14 support rods, 15 clamping blocks, 16 fixture blocks, 17 connecting rods, 18 mounting plates, 19 transmission Pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4, a kind of nitrogen evaporator with protective device, including body 1 are please referred to, body 1 is nitrogen evaporator, and body 1 wraps Include heating device, temperature display, switch knob, heating warning light and nitrogen storage device, and air inlet pipe 11 is separate and dispatch tube 19 one end is connected to nitrogen storage device, and the top of body 1 is fixedly installed with mounting rack 2, and the top of mounting rack 2 is fixedly mounted There is shield 3, shield 3 is stainless steel, and the front of shield 3 is opening design, is stainless steel by setting shield 3, Stainless steel is corrosion-resistant and hardness is high, long service life, improves the practicability of nitrogen evaporator, and the right side opening of shield 3 is equipped with perforation 4, the right side of shield 3 is movably installed with one end and passes through perforation 4 and extend to the push plate 5 inside shield 3, the top of push plate 5 Sliding slot 6 is offered with bottom, perforates 4 inner cavity roof and bottom wall is fixedly installed with sliding block 7, the internal activity peace of sliding block 7 The ball 8 inside sliding slot 6 is extended to equipped with one end, the front of push plate 5 is fixedly installed with the perspective that one end extends to 5 back side of push plate Window 9, window 9 is rectangular, and window 9 be perspex, setting window 9 be perspex, plastic cement material gently and property Valence can save the cost of nitrogen evaporator protective device than high, while can play the role of observation, and the left side of push plate 5 is fixedly installed with Handle 10, the front of handle 10 offers thrust hole, and the inner sidewall in thrust hole is bonded with rubber, and the top of body 1 offers The quantity of placing groove 12 inside shield 3, placing groove 12 and dispatch tube 19 has 12, and placing groove 12 is in equidistant From the top for being distributed in body 1, the internal activity of placing groove 12 is equipped with the test tube 13 that one end extends to 12 top of placing groove, machine The top of body 1 is fixedly installed with positioned at 3 inside of shield and is located at the support rod 14 at 12 back side of placing groove, the outside of support rod 14 Be movably installed with clamping block 15, the back side of clamping block 15 be threaded with one end extend to 15 inside of clamping block and with support rod 14 The fixture block 16 of back side connection, the front of clamping block 15 are fixedly installed with connecting rod 17, and the front of connecting rod 17 is fixedly installed with position Mounting plate 18 inside shield 3, the top of mounting plate 18 are fixedly installed with one end and extend to 18 lower section of mounting plate and be located at The dispatch tube 19 of 13 top of test tube, the top of dispatch tube 19 is communicated with air inlet pipe 11, by the way that handle 10, the front of handle 10 is arranged Thrust hole is offered, holding thrust hole, heap moves push plate 5 to the right, and the ball 8 that sliding block 7 connects slides in sliding slot 6, when push plate 5 After right side is contacted with the inner cavity right side wall of shield 3, protection can be played the role of, by the way that test tube can be observed from window 9 13 top realizes nitrogen evaporator with protective device and is able to observe that body 1 runs work simultaneously, it is anti-to have reached nitrogen evaporator The good purpose of shield property eliminates security risk when nitrogen evaporator uses.

In conclusion this has the nitrogen evaporator of protective device, by the way that handle 10 is arranged, the front of handle 10 offers thrust Hole, holding thrust hole, heap moves push plate 5 to the right, and the ball 8 that sliding block 7 connects slides in sliding slot 6, right side and protection when push plate 5 After the inner cavity right side wall contact of cover 3, protection can be played the role of, it is real by the way that the top of test tube 13 can be observed from window 9 Show nitrogen evaporator with protective device and be able to observe that body 1 runs work simultaneously, reaches the good mesh of nitrogen evaporator protective , security risk when nitrogen evaporator uses is eliminated, is stainless steel by setting shield 3, stainless steel is corrosion-resistant and hardness is high, Long service life improves the practicability of nitrogen evaporator, and setting window 9 is perspex, and plastic cement material is light and cost performance is high, can The cost of nitrogen evaporator protective device is saved, while observation can be played the role of.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of nitrogen evaporator with protective device, including body (1), it is characterised in that: the fixed peace in the top of the body (1) It equipped with mounting rack (2), is fixedly installed with shield (3) at the top of the mounting rack (2), is opened up on the right side of the shield (3) Have perforation (4), one end is movably installed on the right side of the shield (3) and passes through perforation (4) and extends to shield (3) inside The top and bottom of push plate (5), the push plate (5) offers sliding slot (6), and the inner cavity roof and bottom wall of the perforation (4) are equal It being fixedly installed with sliding block (7), the internal activity of the sliding block (7) is equipped with one end and extends to the internal ball (8) of sliding slot (6), The front of the push plate (5) is fixedly installed with the window (9) that one end extends to push plate (5) back side, the left side of the push plate (5) It is fixedly installed with handle (10), the placing groove (12) internal positioned at shield (3) is offered at the top of the body (1), it is described The internal activity of placing groove (12) is equipped with one end and extends to test tube (13) above placing groove (12), the top of the body (1) Portion is fixedly installed with internal positioned at shield (3) and is located at the support rod (14) at placing groove (12) back side, the support rod (14) Outside be movably installed with clamping block (15), the back side of the clamping block (15) is threaded with one end and extends to clamping block (15) Fixture block (16) that is internal and connecting with support rod (14) back side, the front of the clamping block (15) is fixedly installed with connecting rod (17), the front of the connecting rod (17) is fixedly installed with the mounting plate (18) internal positioned at shield (3), the mounting plate (18) it is fixedly installed with one end at the top of and extends to the dispatch tube (19) below mounting plate (18) and being located above test tube (13), institute It states and is communicated with air inlet pipe (11) at the top of dispatch tube (19).

2. a kind of nitrogen evaporator with protective device according to claim 1, it is characterised in that: the shield (3) is Stainless steel, and the front of shield (3) is opening design.

3. a kind of nitrogen evaporator with protective device according to claim 1, it is characterised in that: the window (9) is in It is rectangular-shaped, and window (9) is perspex.

4. a kind of nitrogen evaporator with protective device according to claim 1, it is characterised in that: the handle (10) is just Face offers thrust hole, and the inner sidewall in thrust hole is bonded with rubber.

5. a kind of nitrogen evaporator with protective device according to claim 1, it is characterised in that: the placing groove (12) with The quantity of dispatch tube (19) has 12, and placing groove (12) is isodistantly spaced the top for being distributed in body (1).

6. a kind of nitrogen evaporator with protective device according to claim 1, it is characterised in that: the body (1) includes Heating device, temperature display, switch knob, heating warning light and nitrogen storage device, and air inlet pipe (11) is separate and dispatch tube (19) one end is connected to nitrogen storage device.