CN210729558U

CN210729558U - Low-temperature liquid nitrogen test box

Info

Publication number: CN210729558U
Application number: CN201921050486.4U
Authority: CN
Inventors: 任海生
Original assignee: Wuxi Hls Environmental Equipment Co ltd
Current assignee: Wuxi Hls Environmental Equipment Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-06-12
Anticipated expiration: 2029-07-08

Abstract

The utility model relates to a liquid nitrogen test box technical field just discloses a low temperature liquid nitrogen test box, including the low temperature detection case, one side fixed mounting of low temperature detection bottom of the case portion has the removal wheel, and one side fixed mounting of low temperature detection case has the side case, the positive top fixed mounting of side case has control panel, and the first fixed block of one side fixed mounting at side roof portion, one side of first fixed block is fixed to have cup jointed the head rod, and the surface of head rod rotates and is connected with the guard plate, the positive top fixed mounting of side case has the U template. This low temperature liquid nitrogen test box through fixed box, place mechanism, temperature controller, rotate mutually supporting between fan and the motor, is convenient for better sample to the inside of low temperature detection case detects to solved the sample that the inside of low temperature detection case need detect and placing or the in-process of taking out, need spend more time, improved the convenience that detects the sample.

Description

Low-temperature liquid nitrogen test box

Technical Field

The utility model relates to a liquid nitrogen test box technical field specifically is a low temperature liquid nitrogen test box.

Background

The liquid nitrogen test box is characterized in that the external environmental stress is changed by using a temperature acceleration skill under the limit of the design strength of a product, so that the thermal stress and the strain are generated in the product, and the latent defects of the product emerge the latent defects of the part material, the process defects and the process defects through the acceleration stress, so that the unnecessary loss caused by failure when the product is tested by the environmental stress in the use process is avoided, and the remarkable effects of improving the product yield and reducing the repair times are achieved.

Current liquid nitrogen test box is examining the sample time measuring, need spend more time taking out and changing the inside sample of proof box and detecting to influenced the efficiency value of liquid nitrogen test box, the button on the control panel is touched easily at the in-process of operating liquid nitrogen test box simultaneously, and then leads to the inside sample detection of low temperature detection case to go wrong.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to above-mentioned background art provides, the utility model provides a low temperature liquid nitrogen test box has solved the problem that above-mentioned background art provided.

(II) technical scheme

The utility model provides a following technical scheme: a low-temperature liquid nitrogen test box comprises a low-temperature test box body, wherein a moving wheel is fixedly mounted on one side of the bottom of the low-temperature test box body, a side box is fixedly mounted on one side of the low-temperature test box body, a control panel is fixedly mounted on the front top of the side box body, a first fixing block is fixedly mounted on one side of the top of the side box body, a first connecting rod is fixedly sleeved on one side of the first fixing block, a protection plate is rotatably connected to the outer surface of the first connecting rod, a U-shaped plate is fixedly mounted on the front top of the side box body, a warning lamp is fixedly mounted on the top of the side box body, a liquid nitrogen inlet pipe is fixedly sleeved on the bottom of the other side of the low-temperature test box body, a second fixing block is fixedly mounted on one side of the front top of the low-temperature test box body, a second connecting rod is fixedly sleeved on one side, the one end that the liquid nitrogen advances the pipe extends to the inner chamber and the fixed mounting of low temperature detection case has a control valve, and one side fixed mounting of low temperature detection case inner chamber bottom has fixed box, the bottom fixed mounting of low temperature detection case inner chamber has the placement machine to construct, and the bottom fixed mounting of low temperature detection case inner chamber opposite side has the temperature controller, the top fixedly connected with link of low temperature detection case inner chamber one side, and the bottom fixed mounting of link has the rotation fan, the top fixed mounting of link has the motor, and the fixed cover in top of low temperature detection case one side has connect the connecting pipe, the one end of connecting pipe extends to the inner chamber of low temperature detection case.

Preferably, the top of the low-temperature detection box is fixedly provided with a sealing ring, and the size of the sealing ring is matched with that of the top plate.

Preferably, the length value of the protection plate is larger than the inner diameter value of the two sides of the U-shaped plate, and the height value of the U-shaped plate is higher than the height value of the buttons on the control panel.

Preferably, a handle is fixedly installed on the front surface of the top plate, and the length of the handle is about ten centimeters.

Preferably, the placing mechanism comprises a fixed frame, a clamping plate is fixedly mounted on one side of the front surface of the fixed frame, a fixed rod is movably sleeved on one side of the clamping plate, and a placing plate is fixedly connected to one side of the fixed rod.

Preferably, the number of the clamping plates is four, the four clamping plates are the same in shape and size, and the four clamping plates are symmetrically distributed with the center of the placing plate as a midpoint.

Preferably, the outer surface of the rotating fan is provided with a plurality of through grooves with the same size.

(III) advantageous effects

Compared with the prior art, the utility model provides a low temperature liquid nitrogen proof box possesses following beneficial effect:

1. this low temperature liquid nitrogen test box through fixed box, place mechanism, temperature controller, rotate mutually supporting between fan and the motor, is convenient for better sample to the inside of low temperature detection case detects to solved the sample that the inside of low temperature detection case need detect and placing or the in-process of taking out, need spend more time, improved the convenience that detects the sample.

2. This low temperature liquid nitrogen test box through mutually supporting between first fixed block, head rod, guard plate and the U template, is convenient for better protect control panel to solved and touched the button on control panel in operation process, can lead to the inside sample detection of low temperature detection case to go wrong, improved the protective effect to control panel.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic view of the back of the low temperature detection box of the present invention;

FIG. 3 is a schematic view of the interior of the low temperature detection box of the present invention;

fig. 4 is a schematic view of the structure placing mechanism of the present invention.

In the figure: 1. a low temperature detection box; 2. a moving wheel; 3. a side box; 4. a control panel; 5. a first fixed block; 6. a first connecting rod; 7. a protection plate; 8. a U-shaped plate; 9. a warning light; 10. liquid nitrogen enters the pipe; 11. A second fixed block; 12. a second connecting rod; 13. rotating the sleeve; 14. a top plate; 15. a control valve; 16. A fixing box; 17. a placement mechanism; 171. a fixed mount; 172. clamping a plate; 173. fixing the rod; 174. placing the plate; 18. a temperature controller; 19. a connecting frame; 20. rotating the fan; 21. a motor; 22. and (4) connecting the pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figure 1, a low-temperature liquid nitrogen test box comprises a low-temperature test box 1, wherein a movable wheel 2 is fixedly installed on one side of the bottom of the low-temperature test box 1, a side box 3 is fixedly installed on one side of the low-temperature test box 1, a control panel 4 is fixedly installed on the top of the front side of the side box 3, a first fixed block 5 is fixedly installed on one side of the top of the side box 3, a first connecting rod 6 is fixedly sleeved on one side of the first fixed block 5, a protection plate 7 is rotatably connected to the outer surface of the first connecting rod 6, a U-shaped plate 8 is fixedly installed on the top of the front side of the side box 3, a warning lamp 9 is fixedly installed on the top of the side box 3, a liquid nitrogen inlet pipe 10 is fixedly sleeved on the bottom of the other side of the low-temperature test box 1, as shown in figure 2, a second fixed block 11 is fixedly installed on one, the surface of second connecting rod 12 rotates and is connected with and rotates cover 13, and the back fixedly connected with roof 14 of rotating cover 13, as shown in fig. 3, the one end that the liquid nitrogen entered pipe 10 extends to the inner chamber of low temperature detection case 1 and fixed mounting has control valve 15, and one side fixed mounting of low temperature detection case 1 inner chamber bottom has fixed box 16, the bottom fixed mounting of low temperature detection case 1 inner chamber has placement machine 17, and the bottom fixed mounting of low temperature detection case 1 inner chamber opposite side has temperature controller 18, the top fixedly connected with link 19 of low temperature detection case 1 inner chamber one side, and the bottom fixed mounting of link 19 has rotation fan 20, the top fixed mounting of link 19 has motor 21, and the fixed connecting pipe 22 that has cup jointed in top of low temperature detection case 1 one side, the one end of connecting pipe 22 extends to the inner chamber of low temperature detection case 1.

Wherein, the top fixed mounting of low temperature detection case 1 has the sealing washer, and the size of sealing washer and the big or small looks adaptation of roof 14, has realized sealing the space between low temperature detection case 1 and roof 14, has reached better sealed effect.

Wherein, the length value of guard plate 7 is greater than the internal diameter value of 8 both sides of U template, and the height value of U template 8 is higher than the height value of button on control panel 4, has realized the protection to control panel 4, has reached better protective effect.

Wherein, the front of roof 14 is fixed with the handle, and the length value of handle is about ten centimetres, is convenient for better open roof 14.

As shown in fig. 4, the placing mechanism 17 includes a fixing frame 171, a clamping plate 172 is fixedly mounted on one side of the front surface of the fixing frame 171, a fixing rod 173 is movably sleeved on one side of the clamping plate 172, and a placing plate 174 is fixedly connected to one side of the fixing rod 173, so that the sample inside the low-temperature detection box 1 is placed, and a better sample placing effect is achieved.

The number of the four clamping plates 172 is four, the four clamping plates 172 have the same shape and size, and the four clamping plates 172 are symmetrically distributed with the center of the placing plate 174 as a midpoint.

Wherein, rotate the surface of fan 20 and seted up a plurality of logical grooves that the size is the same, realized rotating that fan 20 rotates the inside nitrogen gas of better drive low temperature detection case 1 and flowed.

During operation, at first open roof 14 then will place mechanism 17 and take out and place the sample on placing board 174, will place mechanism 17 and put back the inner chamber of low temperature detection case 1 after that, and cover roof 14 and ensure the leakproofness between low temperature detection case 1 and roof 14, then open control valve 15 through operation control panel 4, make the liquid nitrogen advance the inside of pipe 10 row income fixed box 16 through the liquid nitrogen, open motor 21 after that, make motor 21 drive rotating fan 20 carry out corotation and reversal, reach and inhale and drive the inside nitrogen gas of low temperature detection case 1 effect that flows, and detect the inside temperature of low temperature detection case 1 constantly under the effect of temperature controller 18, when the inside temperature of low temperature detection case 1 reaches certain numerical value, warning lamp 9 can send out the police dispatch newspaper.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a low temperature liquid nitrogen proof box, includes low temperature detection case (1), its characterized in that: the device comprises a low-temperature detection box (1), a moving wheel (2) is fixedly mounted on one side of the bottom of the low-temperature detection box (1), a side box (3) is fixedly mounted on one side of the bottom of the low-temperature detection box (1), a control panel (4) is fixedly mounted on the front top of the side box (3), a first fixing block (5) is fixedly mounted on one side of the top of the side box (3), a first connecting rod (6) is fixedly sleeved on one side of the first fixing block (5), a protection plate (7) is rotatably connected to the outer surface of the first connecting rod (6), a U-shaped plate (8) is fixedly mounted on the front top of the side box (3), a warning lamp (9) is fixedly mounted on the top of the side box (3), a liquid nitrogen inlet pipe (10) is fixedly sleeved on the bottom of the other side of the low-temperature detection box (1), a second fixing block (11) is fixedly mounted on one side of the back top of the low-, the outer surface of the second connecting rod (12) is rotatably connected with a rotating sleeve (13), a top plate (14) is fixedly connected to the back of the rotating sleeve (13), one end of the liquid nitrogen inlet pipe (10) extends to an inner cavity of the low-temperature detection box (1) and is fixedly provided with a control valve (15), a fixing box (16) is fixedly arranged on one side of the bottom of the inner cavity of the low-temperature detection box (1), a placing mechanism (17) is fixedly arranged on the bottom of the inner cavity of the low-temperature detection box (1), a temperature controller (18) is fixedly arranged on the bottom of the other side of the inner cavity of the low-temperature detection box (1), a connecting frame (19) is fixedly connected to the top of one side of the inner cavity of the low-temperature detection box (1), a rotating fan (20) is fixedly arranged on the bottom of the connecting frame (19), a motor (21) is fixedly arranged on the top of the connecting frame, one end of the connecting pipe (22) extends to the inner cavity of the low-temperature detection box (1).

2. The cryogenic liquid nitrogen test chamber according to claim 1, characterized in that: the top of the low-temperature detection box (1) is fixedly provided with a sealing ring, and the size of the sealing ring is matched with that of the top plate (14).

3. The cryogenic liquid nitrogen test chamber according to claim 1, characterized in that: the length value of the protection plate (7) is larger than the inner diameter values of the two sides of the U-shaped plate (8), and the height value of the U-shaped plate (8) is higher than the height value of a button on the control panel (4).

4. The cryogenic liquid nitrogen test chamber according to claim 1, characterized in that: the front surface of the top plate (14) is fixedly provided with a handle, and the length value of the handle is about ten centimeters.

5. The cryogenic liquid nitrogen test chamber according to claim 1, characterized in that: the placing mechanism (17) comprises a fixing frame (171), a clamping plate (172) is fixedly mounted on one side of the front face of the fixing frame (171), a fixing rod (173) is movably sleeved on one side of the clamping plate (172), and a placing plate (174) is fixedly connected to one side of the fixing rod (173).

6. The cryogenic liquid nitrogen test chamber according to claim 5, wherein: the number of the clamping plates (172) is four, the four clamping plates (172) are the same in shape and size, and the four clamping plates (172) are symmetrically distributed with the center of the placing plate (174) as a midpoint.

7. The cryogenic liquid nitrogen test chamber according to claim 1, characterized in that: the outer surface of the rotating fan (20) is provided with a plurality of through grooves with the same size.