Multifunctional constant-humidity constant-temperature box

Abstract

The utility model discloses a multifunctional constant-humidity and constant-temperature box, and relates to the field of testing instruments. The multifunctional constant-humidity constant-temperature box comprises a walk-in constant-humidity constant-temperature box body, a sliding carrying frame is arranged in the constant-humidity constant-temperature box body, a lifting pulley piece is arranged at the bottom of the sliding carrying frame, and the lifting pulley piece comprises a lifting arm, a rolling wheel, a treading part, a lifting traction spring and a T-shaped plug pin. According to the multifunctional constant-humidity constant-temperature box, the sliding carrying frame is pushed into the box body, so that the suspension wheel at the foremost end enters the supporting strip, the handle on the inner side is pulled outwards, at the moment, the lifting traction spring lifts the two sets of rolling wheels on the inner side, the sliding carrying frame continues to be pushed inwards, and the two sets of rolling wheels on the outer side continue to be lifted; when the two sets of rollers on the front side of the sliding carrying frame are moved out of the box body, the lifting arm is moved downwards to the bottom end through the treading part, the locking spring automatically jacks the T-shaped bolt into the sliding block to be fixed, and jolting is avoided when the sliding carrying frame enters and exits the box body.

Description

Technical Field

[0001] The utility model relates to the technical field of testing instruments, in particular to a multifunctional constant humidity and constant temperature box. Background Art

[0002] The multifunctional constant humidity and temperature chamber is a test chamber that uses temperature and humidity sensors to feedback control the humidification and heating elements to keep the temperature and humidity inside the chamber constant. Its main purpose is to provide a test environment with fixed humidity and temperature to perform resistance tests on workpieces or other objects.

[0003] There is a type of large walk-in constant temperature and humidity chamber on the market. The large device is placed on a carrier, and then the carrier is placed inside the chamber for testing. However, the size and mass of the carrier and the test piece are large. It is troublesome to move them manually. If a mobile carrier is used to push them in and out of the chamber, there will be bumps when entering and exiting the chamber, which may easily cause the test piece to fall and damage the test piece. Therefore, a multifunctional constant humidity and temperature chamber is provided to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a multifunctional constant humidity and constant temperature chamber, which solves the problem that a walk-in constant humidity and constant temperature chamber is troublesome to move manually, and a mobile carrier is used for moving, which causes bumps when entering and exiting the chamber, making it easy for the test piece to fall and be damaged.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions: a multifunctional constant humidity and constant temperature box, including a walk-in constant humidity and constant temperature box, wherein a sliding carrier is arranged inside the walk-in constant humidity and constant temperature box, and a lifting pulley is arranged at the bottom of the sliding carrier, and the lifting pulley comprises a lifting arm, a roller, a treading part, a lifting traction spring and a T-shaped latch;

[0006] The lifting arm is vertically slidably arranged at the bottom end of the sliding carrier, the roller is rotatably arranged on the side of the bottom end of the lifting arm, the pedal portion is integrally formed on one side of the top end of the lifting arm, the lifting traction spring is installed between the lifting arm and the sliding carrier, the T-shaped pin is slidably arranged inside the sliding carrier, and the T-shaped pin is movably connected to the lifting arm.

[0007] Preferably, the walk-in constant humidity and constant temperature box includes a box body, an insulated sealed box door and double-layer insulating glass, the insulated sealed box door is rotatably arranged on both sides of the front end of the box body, and the double-layer insulating glass is fixedly installed inside the top of the insulated sealed box door.

[0008] Preferably, the sliding carrier includes a side bracket, a grid carrier, a suspension assembly bar and a suspension wheel, the side bracket is fixedly mounted on both sides of the grid carrier, the suspension assembly bar is fixedly mounted on the outer side of the side bracket, and the suspension wheel is rotatably connected to the outer side of the suspension assembly bar.

[0009] Preferably, support bars are fixedly welded on both sides of the inner wall of the box body, and the suspension wheel is rollingly connected to the top of the support bars.

[0010] Preferably, a slider is slidably connected to the inner bottom of the side bracket, the lifting arm is fixedly connected to the slider, and both ends of the lifting traction spring are respectively fixedly connected to the slider and the inner top of the side bracket.

[0011] Preferably, one end of the T-shaped pin is movably inserted into the side wall of the slider, the other end of the T-shaped pin is fixedly connected to a handle, and a locking spring is movably sleeved on the outer surface of the T-shaped pin.

[0012] The utility model discloses a multifunctional constant humidity and constant temperature box, which has the following beneficial effects: when the device is in use, the sliding carrier is pushed to the front end of the box body and pushed inwardly so that the suspension wheel at the front end of the suspension assembly strip enters the support strip, and at this time, the handles on both sides of the side bracket are pulled outwardly toward the inner end so that the T-shaped pin is moved out from the inside of the slider, and at this time, the lifting traction spring lifts the two inner groups of rollers upward, and at this time, the sliding carrier is continued to be pushed inward, and then the two outer groups of rollers are lifted as described above, and when exiting, when the two groups of rollers on the front side of the sliding carrier move out of the box body, the lifting arm is moved downward by the pedal part, and when it moves to the bottom, the locking spring automatically pushes the T-shaped pin to the inside of the slider for fixing, so as to facilitate the use of the sliding carrier to take and place the test piece from the box body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

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

[0015] Figure 2 This is a schematic diagram of the internal structure of the box of the utility model;

[0016] Figure 3 This is a schematic diagram of the outer surface structure of the sliding carrier of the utility model;

[0017] Figure 4This is a schematic diagram of the structure of the lifting pulley member of the utility model.

[0018] In the figure: 1. walk-in constant humidity and temperature box; 11. box body; 12. insulated and sealed box door; 13. double-layer thermal insulation glass; 14. support bar; 2. sliding loading rack; 21. side bracket; 22. grid loading plate; 23. suspension assembly strip; 24. suspension wheel; 25. lifting pulley; 251. lifting arm; 252. roller; 253. pedal; 254. slider; 255. lifting traction spring; 256. handle; 257. locking spring; 258. T-shaped latch. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The embodiment of the present application provides a multifunctional constant humidity and temperature chamber, which solves the problem of a walk-in constant humidity and temperature chamber. If it is moved manually, it is rather troublesome, and if a mobile carrier is used for pushing, it will be bumpy when entering and exiting the chamber, which may easily cause the test piece to fall and damage the test piece.

[0021] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0022] The utility model embodiment discloses a multifunctional constant humidity and constant temperature box.

[0023] According to the attached Figure 1-4 As shown, it includes a walk-in constant humidity and thermostatic box 1, a sliding carrier 2 is arranged inside the walk-in constant humidity and thermostatic box 1, and a lifting pulley 25 is arranged at the bottom of the sliding carrier 2. The lifting pulley 25 includes a lifting arm 251, a roller 252, a pedal 253, a lifting traction spring 255 and a T-shaped latch 258;

[0024] The lifting arm 251 is vertically slidably set at the bottom end of the sliding carrier 2, the roller 252 is rotatably set on the side of the bottom end of the lifting arm 251, the pedal part 253 is integrally formed on the top side of the lifting arm 251, the lifting traction spring 255 is installed between the lifting arm 251 and the sliding carrier 2, the T-shaped pin 258 is slidably set inside the sliding carrier 2, and the T-shaped pin 258 is movably connected to the lifting arm 251.

[0025] The walk-in constant humidity and temperature box 1 includes a box body 11, an insulated and sealed box door 12 and a double-layer insulating glass 13. The insulated and sealed box door 12 is rotatably arranged on both sides of the front end of the box body 11, and the double-layer insulating glass 13 is fixedly installed inside the top of the insulated and sealed box door 12, so as to seal and insulate the ends of the box body 11 and facilitate observation of the interior.

[0026] The sliding object carrier 2 includes a side bracket 21, a grid carrier plate 22, a suspension assembly bar 23 and a suspension wheel 24. The side bracket 21 is fixedly installed on both sides of the grid carrier plate 22, the suspension assembly bar 23 is fixedly installed on the outer side of the side bracket 21, and the suspension wheel 24 is rotatably connected to the outer side of the suspension assembly bar 23. Support bars 14 are fixedly welded on both sides of the inner wall of the box body 11, and the suspension wheel 24 is rollingly connected to the top of the support bar 14. When in use, the entire sliding object carrier 2 is suspended on the support bar 14 by the suspension wheel 24, which is convenient for taking and placing.

[0027] A slider 254 is slidably connected to the inner bottom of the side bracket 21, the lifting arm 251 is fixedly connected to the slider 254, the two ends of the lifting traction spring 255 are respectively fixedly connected to the slider 254 and the inner top of the side bracket 21, one end of the T-shaped pin 258 is movably inserted into the side wall of the slider 254, the other end of the T-shaped pin 258 is fixedly connected to the handle 256, and the outer surface of the T-shaped pin 258 is movably sleeved with a locking spring 257.

[0028] When in use, the sliding carrier 2 is pushed to the front end of the box body 11 and pushed inwardly so that the suspension wheel 24 at the front end of the suspension assembly strip 23 enters the support strip 14. At this time, the handles 256 on both sides of the inner end of the side bracket 21 are pulled outward so that the T-shaped pin 258 moves out from the inside of the slider 254. At this time, the lifting traction spring 255 lifts the two inner groups of rollers 252 upward. At this time, the sliding carrier 2 continues to be pushed inward, and then the two outer groups of rollers 252 are lifted as described above. When exiting, when the two front groups of rollers 252 of the sliding carrier 2 move out of the box body 11, the lifting arm 251 is moved downward by the stepping part 253. When it moves to the bottom, the locking spring 257 automatically pushes the T-shaped pin 258 to the inside of the slider 254 for fixing. This facilitates the use of the sliding carrier 2 to take and place the test piece from the box body 11.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A multifunctional constant humidity and constant temperature box, comprising a walk-in constant humidity and constant temperature box (1), characterized in that: The walk-in constant humidity and constant temperature box (1) is provided with a sliding carrier (2) inside, and a lifting pulley (25) is provided at the bottom of the sliding carrier (2), and the lifting pulley (25) comprises a lifting arm (251), a roller (252), a pedal (253), a lifting traction spring (255) and a T-shaped latch (258); The lifting arm (251) is vertically slidably arranged at the bottom end of the sliding carrier (2), the roller (252) is rotatably arranged on the side of the bottom end of the lifting arm (251), the pedal portion (253) is integrally formed on one side of the top end of the lifting arm (251), the lifting traction spring (255) is installed between the lifting arm (251) and the sliding carrier (2), the T-shaped latch (258) is slidably arranged inside the sliding carrier (2), and the T-shaped latch (258) is movably plugged into the lifting arm (251).

2. A multifunctional constant humidity and constant temperature box according to claim 1, characterized in that: The walk-in constant humidity and temperature box (1) comprises a box body (11), a heat-insulating sealed box door (12) and a double-layer heat-insulating glass (13); the heat-insulating sealed box door (12) is rotatably arranged on both sides of the front end of the box body (11), and the double-layer heat-insulating glass (13) is fixedly installed inside the top end of the heat-insulating sealed box door (12).

3. A multifunctional constant humidity and constant temperature box according to claim 2, characterized in that: The sliding object carrier (2) comprises a side support (21), a grid carrier plate (22), a suspension assembly bar (23) and a suspension wheel (24); the side support (21) is fixedly mounted on both sides of the grid carrier plate (22); the suspension assembly bar (23) is fixedly mounted on the outer side of the side support (21); and the suspension wheel (24) is rotatably connected to the outer side of the suspension assembly bar (23).

4. A multifunctional constant humidity and constant temperature box according to claim 3, characterized in that: Support bars (14) are fixedly welded on both sides of the inner wall of the box body (11), and the suspension wheel (24) is rollingly connected to the top of the support bar (14).

5. The multifunctional constant humidity and constant temperature box according to claim 3, characterized in that: The inner bottom of the side stand bracket (21) is slidably connected to a slider (254), the lifting arm (251) is fixedly connected to the slider (254), and the two ends of the lifting traction spring (255) are respectively fixedly connected to the slider (254) and the inner top of the side stand bracket (21).

6. A multifunctional constant humidity and constant temperature box according to claim 5, characterized in that: One end of the T-shaped latch (258) is movably inserted into the side wall of the slider (254), the other end of the T-shaped latch (258) is fixedly connected to a handle (256), and the outer surface of the T-shaped latch (258) is movably sleeved with a locking spring (257).

Images