Low-noise constant-temperature test box

Abstract

The utility model provides a low-noise constant-temperature test box, which relates to the technical field of constant-temperature test boxes and comprises a device main body and a box body. The dustproof device is provided with the dustproof main body, the filter plate is held for pushing, the clamping blocks fixed at the four corners of one end of the filter plate move in the clamping grooves along with the movement of the filter plate, and the fixing blocks connected to the two sides of the clamping grooves generate extrusion along with the movement of the clamping blocks and slide on the connecting rods under the action of extrusion; second springs fixed to the connecting rods generate extrusion along with sliding of the fixing blocks, when the fixing grooves move to the fixing blocks, due to the fact that the fixing grooves are grooves, the fixing blocks lose extrusion, the second springs rebound along with the loss of extrusion of the fixing blocks, the fixing blocks are pushed, the fixing blocks are clamped in the fixing grooves, and the filter plate is fixed; dust and impurities in the environment can be conveniently filtered during heat dissipation, and the filter plate can be conveniently dismounted and mounted.

Description

TECHNICAL FIELD

[0001] The utility model relates to constant temperature test chamber technical field especially relates to a low noise constant temperature test chamber. BACKGROUND

[0002] Constant temperature test chamber, also known as "constant temperature and humidity test chamber", is the test equipment of aviation, automobile, household appliance, scientific research and other fields, and its working principle is to heat through the heater and cool through the refrigeration equipment, so as to reach a certain constant temperature, for testing and determining the temperature environment change parameters and performance of electrical, electronic and other products and materials after high temperature, low temperature, humidity or constant test.

[0003] Such as the publication number CN216879415U discloses a kind of low noise constant temperature test chamber, belongs to test chamber technical field, it is mainly aimed at the noise of existing constant temperature test chamber detection is larger, prone to the problem of harm to the body of staff, propose the following technical scheme, including box and lid, box is provided with connecting seat, connecting seat is provided with lid, box is provided with mounting cavity, mounting cavity is provided with constant temperature component, constant temperature component includes compressor, water cooling component, evaporator, condenser, compressor is provided with water cooling component, compressor is provided with connecting pipe, connecting pipe is connected with condenser, condenser is connected with evaporator by connecting pipe, evaporator is connected with compressor by connecting pipe, by the setting of constant temperature component, it is convenient to carry out refrigeration to box, while the setting of water cooling component, solve the problem that the noise of existing constant temperature test chamber detection is larger;By the setting of sliding assembly, it is convenient for staff to place product, increase its work efficiency.

[0004] In prior art, staff pulls sliding plate, pulls sliding plate out from box, places test product on sliding plate, evaporator extracts cold air in condenser, extracts cold air to absorb hot air in sliding plate, detects test product, equipment placed in box generates a large amount of hot air when running, hot air is discharged through exhaust fan and air outlet, however, dust and impurities in air also enter into box through air flow blown by exhaust fan and air outlet when exhaust fan and air outlet are cooling, too much dust accumulated on equipment in box can cause poor cooling effect of equipment, increase the probability of damage. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that dust cannot be filtered when cooling.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a low noise constant temperature test chamber, comprising:

[0007] The utility model relates to a device body, including the box, one side top of the box is hinged to rotatory connection with the box door, the bottom of the box is hinged to rotatory connection with the storage door near the box door side, the inside of the box is slidably connected with the sliding plate, and one side of the box is provided with operation structure,

[0008] The limiting body includes a placing box, the placing box is fixedly connected to the top end of the sliding plate, the inside of the placing box is provided with a limiting structure, and the two sides of the placing box are provided with a first fixing structure.

[0009] The dustproof body includes a filter plate, the filter plate is arranged at both ends of one side of the box, a clamping block is fixedly connected to each corner of one end of the filter plate close to the box, and a second fixing structure is arranged on both sides of the clamping block.

[0010] As a preferred embodiment, both ends of one side of the box are provided with clamping grooves, the clamping grooves are clamped with the clamping blocks, and a placing groove is formed at both sides of the clamping groove.

[0011] The technical effects of the above further scheme are that the clamping blocks are clamped and fixed through the clamping grooves, the second fixing structure is placed through the placing groove, and the filter plate is stably installed.

[0012] As a preferred embodiment, both ends of the sliding plate are fixedly connected with moving blocks, the moving blocks are slidably connected with the sliding grooves on the inner wall of the box, a pulley is rotatably connected to the inside of the moving block, and the pulley is slidably connected with the inner wall of the box.

[0013] The technical effects of the above further scheme are that the sliding plate is pulled out of the box through the movement of the pulley in the moving block in the sliding groove of the box, and the experimental product is placed.

[0014] As a preferred embodiment, the operation structure includes a condenser, an evaporator, a compressor and a mounting bracket, the condenser is fixedly connected to one side of the bottom of the inside of the box, the evaporator is fixedly connected to the inside of the box, the compressor is fixedly connected to the support plate on one side of the inside of the box, the mounting bracket is fixedly connected to one end of the box close to the compressor, and a heat dissipation fan is rotatably connected to the middle of the mounting bracket.

[0015] The technical effects of the above further scheme are that the refrigerant is cooled through the condenser, the cold air is discharged through the evaporator, the hot air on the sliding plate is cooled, the coolant in the vapor state is transported through the compressor, and the heat generated during the operation of the equipment is dissipated through the heat dissipation fan on the mounting bracket.

[0016] As a preferred implementation, the limiting structure comprises a sliding plate, the sliding plate is linearly arrayed and slidingly connected in the inside of the placing box, both ends of the sliding plate are fixedly connected with sliding blocks, the sliding blocks are slidingly connected with sliding grooves on both sides of the inner wall of the placing box, one end of the sliding plate is fixedly connected with a first spring, one end of the first spring away from the sliding plate is fixedly connected with a limiting plate.

[0017] The technical effect of the further scheme is that the sliding of the sliding plate can drive the sliding of the sliding block in the sliding groove of the placing box, the sliding of the sliding block can drive the movement of the limiting plate at one end of the first spring, and the experimental product is conveniently limited and fixed.

[0018] As a preferred implementation, the first fixing structure comprises mounting grooves, the mounting grooves are arranged on both sides of the top end of the placing box, a limiting block is arranged above the mounting grooves, one end of the limiting block close to the mounting groove is fixedly connected with a clamping rod, and the clamping rod is clamped with the mounting groove.

[0019] The technical effect of the further scheme is that the clamping rod can be clamped through the mounting groove, the clamping rod can be limited and fixed through the limiting block, and the sliding block can be limited and fixed through the clamping rod, so that the limiting plate stably fixes the experimental product.

[0020] As a preferred implementation, the clamping block is provided with a fixing groove on both sides.

[0021] The technical effect of the further scheme is that the fixing block can be clamped and fixed and extruded through the movement of the fixing groove, the clamping of the clamping block in the clamping groove is conveniently released, and the filter plate is conveniently replaced.

[0022] As a preferred implementation, the second fixing structure comprises a fixing block, the fixing block is slidingly connected on the opposite side of the placing groove, the fixing block is slidingly connected with a connecting rod away from each other, one end of the connecting rod away from the fixing block is fixedly connected with the placing groove, a second spring is sleeved on the outer wall of the connecting rod, and one end of the second spring away from the fixing block is fixedly connected with the placing groove.

[0023] The technical effect of the further scheme is that the second spring on the connecting rod can be compressed and rebounded through the movement of the fixing block, the fixing block can be moved through the compression and rebound of the second spring, the clamping block on the fixing groove is fixed and loosened by the fixing block, and the filter plate is conveniently installed and disassembled.

[0024] Compared with the prior art, the advantages and positive effects of the utility model are that,

[0025] 1. The utility model discloses a dustproof main body, hold the filter plate and push, the clamping block fixed in the filter plate one end four corners moves in the clamping groove along with the movement of filter plate, the fixed block connected in the both sides of clamping groove generates extrusion along with the movement of clamping block, under the action of extrusion, on the connecting rod slide, the second spring fixed on the connecting rod generates extrusion along with the slide of fixed block, when fixed groove moves to the fixed block, because fixed groove is a recess, so the fixed block loses extrusion, and the second spring generates rebound along with the extrusion loss of fixed block, push the fixed block, make the fixed block connect in fixed groove, fix the filter plate, convenient to filter the dust and impurity in the environment when radiating, also convenient to dismount and install the filter plate.

[0026] 2. The utility model discloses a limit main body, place the test product in the placing box, hold the slide plate and move in the placing box according to the specification of test product, the sliding block fixed in the both ends of slide plate moves in the slide groove of the both sides of placing box inner wall along with the movement of slide plate, the first spring fixed in one end of slide plate drives the limiting plate to limit and fix the article in the placing box along with the movement of slide plate, hold the limiting block and push, the clamping rod fixed in the bottom end of limiting block moves in the installation groove along with the pushing of limiting block, fix the sliding block and fix, prevent the inclination drop in the process of taking and sending and cause damage. DRAWINGS

[0027] Figure 1 It is the overall structure schematic diagram of low noise constant temperature test chamber provided by the utility model;

[0028] Figure 2 It is the overall structure cross section schematic diagram of low noise constant temperature test chamber provided by the utility model;

[0029] Figure 3 It is the limiting structure details schematic diagram of low noise constant temperature test chamber provided by the utility model;

[0030] Figure 4 It is the operation structure schematic diagram of low noise constant temperature test chamber provided by the utility model;

[0031] Figure 5 It is the structure amplification schematic diagram of A of low noise constant temperature test chamber provided by the utility model.

[0032] Legend:

[0033] 11, box; 111, card slot; 112, placing groove; 12, box door; 13, storage door; 14, sliding plate; 141, moving block; 142, pulley; 151, condenser; 152, evaporator; 153, compressor; 154, mounting frame; 155, cooling fan; 21, placing box; 221, sliding plate; 222, sliding block; 223, first spring; 224, limiting plate; 231, mounting groove; 232, limiting block; 233, clamping rod; 31, filter plate; 32, clamping block; 321, fixing groove; 331, fixing block; 332, connecting rod; 333, second spring. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0035] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a low-noise constant temperature test chamber, comprising:

[0036] Device main body, including box 11, the top end of one side of box 11 is rotatably connected with box door 12 by hinge, the bottom end of the side close to box door 12 of box 11 is rotatably connected with storage door 13 by hinge, the inside of box 11 is slidably connected with sliding plate 14, and the side of box 11 is provided with operating structure;

[0037] Limiting main body, including placing box 21, placing box 21 is fixedly connected to the top end of sliding plate 14, the inside of placing box 21 is provided with limiting structure, and the two sides of placing box 21 are provided with first fixed structure;

[0038] Dustproof main body, including filter plate 31, filter plate 31 is arranged at both ends of the side of box 11, and the end close to box 11 of filter plate 31 is fixedly connected with clamping block 32 in four corners, and the two sides of clamping block 32 are provided with second fixed structure.

[0039] As Figure 2 And Figure 3 As shown in the drawings, the two ends of sliding plate 14 are fixedly connected with moving block 141, moving block 141 is slidably connected with the sliding slot on the inner wall of box 11, and the inside of moving block 141 is rotatably connected with pulley 142, and pulley 142 is slidably connected with the inner wall of box 11.

[0040] In this embodiment, hold the sliding plate 14 to pull, the moving block 141 fixed at both ends of the sliding plate 14 is driven to move in the sliding groove on the inner wall of the box 11 along with the pulling of the sliding plate 14, facilitating the pulling of the sliding plate 14 out of the box 11.

[0041] As shown in Figure 4 The operating structure includes a condenser 151, an evaporator 152, a compressor 153 and a mounting bracket 154, the condenser 151 is fixedly connected to one side of the bottom end inside the box 11, the evaporator 152 is fixedly connected inside the box 11, the compressor 153 is fixedly connected to the support plate on one side of the inside of the box 11, and the mounting bracket 154 is fixedly connected to one end of the box 11 close to the compressor 153. The middle part of the mounting bracket 154 is rotatably connected with a cooling fan 155.

[0042] In this embodiment, the evaporator 152 draws out the cold air in the condenser 151 through the pipeline, absorbs the hot air in the sliding plate 14, and transports the evaporated refrigerant to the compressor 153 in the absorption process. The compressor 153 transports the refrigerant to the condenser 151 for cooling again, facilitating the continuous cooling of the hot air on the sliding plate 14.

[0043] As shown in Figure 3 The limiting structure includes a sliding plate 221, which is linearly arrayed and slidingly connected inside the placing box 21. Both ends of the sliding plate 221 are fixedly connected with sliding blocks 222, which are slidingly connected with the sliding grooves on both sides of the inner wall of the placing box 21. One end of the sliding plate 221 is fixedly connected with a first spring 223, and the end of the first spring 223 away from the sliding plate 221 is fixedly connected with a limiting plate 224. The first fixing structure includes mounting grooves 231, which are formed on both sides of the top end of the placing box 21. A limiting block 232 is arranged above the mounting grooves 231, and a clamping rod 233 is fixedly connected to one end of the limiting block 232 close to the mounting grooves 231 and is clamped with the mounting grooves 231.

[0044] In this embodiment, the test product is placed in the placing box 21, and the sliding plate 221 is moved in the placing box 21 according to the size of the test product. The sliding blocks 222 fixed at both ends of the sliding plate 221 move in the sliding grooves on both sides of the inner wall of the placing box 21 along with the movement of the sliding plate 221. The first spring 223 fixed at one end of the sliding plate 221 drives the limiting plate 224 to limit and fix the articles in the placing box 21 along with the movement of the sliding plate 221. The clamping rod 233 fixed at the bottom end of the limiting block 232 moves in the mounting grooves 231 along with the pushing of the limiting block 232. The sliding blocks 222 are fixed to prevent tilting and falling during the taking and sending process, causing damage.

[0045] As shown in Figure 5As shown, the box 11 side of both ends are provided with a clamping groove 111, clamping groove 111 and the clamping block 32 is connected, the two sides of the clamping groove 111 are provided with a placing groove 112, the two sides of the clamping block 32 are provided with a fixed groove 321, the second fixed structure includes a fixed block 331, the fixed block 331 is slidingly connected to the opposite side of the placing groove 112, the side of the fixed block 331 away from each other is slidingly connected with a connecting rod 332, the end of the connecting rod 332 away from the fixed block 331 is fixedly connected with the placing groove 112, the outer wall of the connecting rod 332 is sleeved with a second spring 333, the end of the second spring 333 away from the fixed block 331 is fixedly connected with the placing groove 112.

[0046] In the embodiment, the filter plate 31 is held and pushed, the clamping block 32 fixed at the four corners of one end of the filter plate 31 moves in the clamping groove 111 along with the movement of the filter plate 31, the fixed block 331 connected to the two sides of the clamping groove 111 is extruded along with the movement of the clamping block 32, and slides on the connecting rod 332 under the extrusion, the second spring 333 fixed on the connecting rod 332 is extruded along with the sliding of the fixed block 331, when the fixed groove 321 moves to the fixed block 331, the fixed block 331 loses extrusion because the fixed groove 321 is a groove, the second spring 333 rebounds along with the loss of extrusion of the fixed block 331, pushes the fixed block 331, and makes the fixed block 331 clamped in the fixed groove 321, fixes the filter plate 31, filters the dust and impurities in the environment during heat dissipation, and facilitates the disassembly and installation of the filter plate 31.

[0047] Working principle: first, hold the sliding plate 14 to pull, the moving block 141 fixed at both ends of the sliding plate 14 is driven along with the pulley 142 in the sliding slot on the inner wall of the box 11 to move, the sliding plate 14 is pulled out from the box 11, then, the test product is placed in the placing box 21, according to the specification of the test product, hold the slide plate 221 to move in the placing box 21, the sliding block 222 fixed at both ends of the slide plate 221 is moved in the sliding slot on the inner wall of the placing box 21, the first spring 223 fixed at one end of the slide plate 221 is driven along with the limiting plate 224 to limit and fix the article in the placing box 21, hold the limiting block 232 to push, the clamping rod 233 fixed at the bottom end of the limiting block 232 is moved in the mounting groove 231 along with the limiting block 232, the sliding block 222 is fixed, to prevent tilting and falling during the process of taking and sending, the evaporator 152 extracts the cold air in the condenser 151 through the pipeline, the cold air is absorbed in the sliding plate 14, the refrigerant evaporated in the absorption process is transported to the compressor 153 through the pipeline, the compressor 153 transports the refrigerant to the condenser 151 for recooling, so as to continuously cool the hot air on the sliding plate 14, the heat dissipation fan 155 and the heat dissipation hole installed on the mounting bracket 154 dissipate the heat generated during the operation of the equipment, hold the filter plate 31 to push, the clamping block 32 fixed at four corners of one end of the filter plate 31 is moved in the clamping groove 111 along with the filter plate 31, the fixed block 331 connected to both sides of the clamping groove 111 is extruded along with the movement of the clamping block 32, and slides on the connecting rod 332 under the extrusion, the second spring 333 fixed on the connecting rod 332 is extruded along with the sliding of the fixed block 331, when the fixed groove 321 moves to the fixed block 331, since the fixed groove 321 is a groove, the fixed block 331 loses extrusion, the second spring 333 rebounds along with the loss of extrusion of the fixed block 331, pushes the fixed block 331, so that the fixed block 331 is clamped in the fixed groove 321, and the filter plate 31 is fixed, so as to filter the dust and impurities in the environment during heat dissipation.

[0048] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made on the basis of the technical essence of the present application to the above embodiments still belongs to the protection scope of the technical scheme of the present application.

Claims

1. A low noise constant temperature test chamber, characterized by, The utility model relates to a kind of air conditioner, including: Device body includes box (11), the side top of the box (11) is rotatably connected with box door (12) by hinge, the bottom of the box (11) is rotatably connected with storage door (13) by hinge near box door (12) side, the inside of the box (11) is slidably connected with sliding plate (14), and one side of the box (11) is provided with operating structure; Limiting body includes placing box (21), the top of the sliding plate (14) is fixedly connected with placing box (21), the inside of the placing box (21) is provided with limiting structure, and the both sides of the placing box (21) are provided with first fixed structure; Dustproof body includes filter plate (31), the both ends of the filter plate (31) are arranged at the one side of the box (11), the one end of the filter plate (31) near the box (11) is fixedly connected with clamping block (32) at four corners, and the both sides of the clamping block (32) are provided with second fixed structure.

2. A low noise constant temperature test chamber as claimed in claim 1, characterised in that: The both ends of the one side of the box (11) are both provided with clamping groove (111), the clamping groove (111) is connected with clamping block (32), and the both sides of the clamping groove (111) are both provided with placing groove (112).

3. The low noise constant temperature test chamber of claim 1, wherein: The both ends of the sliding plate (14) are fixedly connected with moving block (141), the moving block (141) is slidably connected with the slide groove on the inner wall of the box (11), and the inside of the moving block (141) is rotatably connected with pulley (142), and the pulley (142) is slidably connected with the inner wall of the box (11).

4. The low noise constant temperature test chamber of claim 1, wherein: The operating structure includes condenser (151), evaporator (152), compressor (153) and mounting bracket (154), the one side of the bottom of the inside of the box (11) is fixedly connected with condenser (151), the inside of the box (11) is fixedly connected with evaporator (152), the support plate on the one side of the inside of the box (11) is fixedly connected with compressor (153), the one end of the box (11) near compressor (153) is fixedly connected with mounting bracket (154), and the middle of the mounting bracket (154) is rotatably connected with heat dissipation fan (155).

5. The low noise constant temperature test chamber of claim 1, wherein: The limiting structure includes slide plate (221), the slide plate (221) is slidably connected in the inside of the placing box (21) in linear array, the both ends of the slide plate (221) are fixedly connected with sliding block (222), the sliding block (222) is slidably connected with the slide groove on the both sides of the inner wall of the placing box (21), one end of the slide plate (221) is fixedly connected with first spring (223), and the one end of the first spring (223) away from the slide plate (221) is fixedly connected with limiting plate (224).

6. A low noise constant temperature test chamber as claimed in claim 1, wherein: The first fixed structure includes mounting groove (231), the mounting groove (231) is all set up in the both sides of the top of the placing box (21), the upper portion of the mounting groove (231) is provided with limiting block (232), the one end of the limiting block (232) near the mounting groove (231) is fixedly connected with clamping rod (233), and the clamping rod (233) is connected with mounting groove (231).

7. A low noise constant temperature test chamber as claimed in claim 1, wherein: The both sides of the clamping block (32) are both provided with fixed slot (321).

8. A low noise constant temperature test chamber as claimed in claim 1, wherein: The second fixing structure comprises fixing blocks (331) which are slidingly connected on the opposite sides of the placing groove (112), the sides of the fixing blocks (331) away from each other are slidingly connected with connecting rods (332), one end of the connecting rod (332) away from the fixing block (331) is fixedly connected with the placing groove (112), the outer wall of the connecting rod (332) is sleeved with a second spring (333), one end of the second spring (333) away from the fixing block (331) is fixedly connected with the placing groove (112).

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