CN112903572A

CN112903572A - Hot air aging test box

Info

Publication number: CN112903572A
Application number: CN202110272518.0A
Authority: CN
Inventors: 仲华; 吴永静; 姜建俭
Original assignee: Hangzhou Traffic Engineering Test Center Co ltd
Current assignee: Hangzhou Traffic Engineering Test Center Co ltd
Priority date: 2021-03-13
Filing date: 2021-03-13
Publication date: 2021-06-04

Abstract

The utility model belongs to the technical field of test device's technique and specifically relates to a hot-air aging test box is related to, including hot-air aging test box body, be provided with the heating chamber on the hot-air aging test box body, it has the box door to articulate on the hot-air aging test box body, the box door can be with the heating chamber totally enclosed, it is provided with the base to lie in the heating chamber and slide on the hot-air aging test box body, be provided with on the base and be used for carrying out the locking Assembly who fixes to the position of base, it is provided with the bracing piece to rotate on the base, the fixed sample dish that is provided with on the bracing piece, it is provided with the pivot to rotate on the hot-air aging test box body, be provided with on the hot-air aging test box body and be used for driving pivot pivoted driving. This application has the effect that makes things convenient for the staff to place the sample.

Description

Hot air aging test box

Technical Field

The application relates to the technical field of test devices, in particular to a hot air aging test box.

Background

The hot air aging test box is an experimental device, and is suitable for heat resistance test of non-metallic materials and ventilation aging test detection of electronic parts and plasticized products. Traditional hot-air aging test box is inside to be provided with the support that is used for placing the sample, but the inner space of hot-air aging test box is less for the staff is inconvenient when placing the sample.

Disclosure of Invention

In order to place a sample for a worker conveniently, the application provides a hot air aging test box.

The application provides a hot-air aging test box adopts following technical scheme:

the hot air aging test box comprises a hot air aging test box body, wherein a heating chamber is arranged on the hot air aging test box body, a box body door is hinged to the hot air aging test box body and can completely seal the heating chamber, a base is arranged on the hot air aging test box body and is positioned in the heating chamber in a sliding mode, a locking assembly used for fixing the position of the base is arranged on the base, a supporting rod is arranged on the base in a rotating mode, a sample plate is fixedly arranged on the supporting rod, a rotating shaft is arranged on the hot air aging test box body in a rotating mode, a driving piece used for driving the rotating shaft to rotate is arranged on the hot air aging test box body, and a fixing assembly connected with the rotating shaft is arranged on the supporting rod.

Through adopting above-mentioned technical scheme, when needs place the sample, open the box door, take the base out from the heating chamber for the sample dish is exposed in the external world, thereby has made things convenient for the staff to place the sample on the sample dish. Wherein, locking Assembly can make the base keep firm on hot air aging test case body. The fixed component can link the supporting rod and the rotating shaft together, so that the rotating shaft can drive the supporting rod to rotate under the driving of the driving piece, and the heating of the sample is more uniform.

Optionally, a first sliding groove is formed in the heating chamber on the hot air aging test box body, a sliding block is fixedly arranged on the base, and the sliding block is connected with the first sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the setting of first spout and slider has played the effect of spacing and direction to the base for the base is more steady when removing, and difficult emergence is crooked.

Optionally, a second chute is formed in the box door, a flange is fixedly arranged on one side, close to the hinge shaft, of the box door, and when the box door rotates to the position where the flange abuts against the hot air aging test box body, the second chute is communicated with the first chute.

Through adopting above-mentioned technical scheme, when opening the box door for the turn-ups supports on hot-air aging test case body. First spout and second spout are linked together, remove the base for the base removes to the box door on, makes the sample dish fully exposed in the external world, thereby made things convenient for the staff to place the sample on the sample dish.

Optionally, the first sliding groove and the second sliding groove are dovetail grooves, and the sliding block is a trapezoidal block.

Through adopting above-mentioned technical scheme, set up first spout and second spout into the dovetail, can promote the compactness of being connected between slider and first spout and the second spout for the base is more firm.

Optionally, a first connecting rod is hinged to the box body door, a second connecting rod is hinged to the first connecting rod, one end, away from the first connecting rod, of the second connecting rod is hinged to the hot air aging test box body, and when the box body door rotates to enable the turned edge to abut against the hot air aging test box body, the first connecting rod and the second connecting rod are collinear.

Through adopting above-mentioned technical scheme, rotating the box door to the turn-ups when supporting on hot-air aging test box body, first connecting rod and second connecting rod collineation to played the reinforced (rfd) effect of support to the box door, make the box door more firm.

Optionally, the locking assembly includes a lock cylinder slidably disposed on the base and a pull ring fixedly disposed on the lock cylinder; the base is provided with a through hole for the lock column to pass through, and the hot air aging test box body and the box body door are both provided with lock holes matched with the lock column.

Through adopting above-mentioned technical scheme, when the base was on hot-air aging test case body, peg graft the lockhole of lock post on hot-air aging test case body in to with the rigidity of base, make the base keep firm. When moving the base to the box door, peg graft the lockhole on the box door with the lock post to with the rigidity of base.

Optionally, a first magnet is fixedly arranged on the lock cylinder, a second magnet is fixedly arranged on the base, and when the lock cylinder is inserted into the lock hole, the first magnet and the second magnet are attracted together.

Through adopting above-mentioned technical scheme, when the lock post is pegged graft in the lockhole, first magnet and second magnet adsorb mutually together, can play reinforced effect to the lock post for the difficult lockhole that breaks away from of following of lock post has promoted the steadiness of base.

Optionally, the fixing assembly comprises a sleeve sleeved on the support rod and an elastic part used for pushing the sleeve to move towards a direction away from the base, a limiting block is fixedly arranged on the support rod, a positioning groove is formed in the sleeve, the limiting block is connected with the positioning groove in a sliding manner, a positioning block is fixedly arranged on the rotating shaft, and when the support rod and the rotating shaft are coaxial, the positioning block can be inserted into the positioning groove.

Through adopting above-mentioned technical scheme, when removing the base to bracing piece and pivot coaxial, the sleeve pipe can stretch out towards the direction that is close to the pivot under the effect of elastic component for the locating piece is pegged graft in the constant head tank, thereby has realized pivot and sheathed tube fixed. The setting of stopper for the sleeve pipe can only be along axial displacement on the bracing piece, can't rotate on the bracing piece. When the rotating shaft rotates, the sleeve can be driven to rotate, and the sleeve can drive the supporting rod to rotate, so that the sample plate is heated more uniformly in the heating chamber.

Optionally, the elastic element is a spring sleeved on the support rod, one end of the spring is fixed to the support rod, and the other end of the spring is fixed to the sleeve.

Through adopting above-mentioned technical scheme, the spring can play the effect that resets to the sleeve pipe for the sleeve pipe can the reconversion. Simultaneously, the spring also can play reinforced (rfd) effect to the sleeve pipe for when the locating piece is pegged graft in the constant head tank, the difficult emergence of sleeve pipe slides.

Optionally, the driving piece is a servo motor, and an output end of the servo motor is fixedly connected with the rotating shaft.

Through adopting above-mentioned technical scheme, servo motor can drive the pivot and rotate, and the pivot can drive the bracing piece and rotate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a sample needs to be placed, the box body door is opened, the base is drawn out of the heating chamber, the sample plate is exposed to the outside, and therefore the sample can be conveniently placed on the sample plate by a worker. Wherein, locking Assembly can make the base keep firm on hot air aging test case body. The fixed component can link the supporting rod and the rotating shaft together, so that the rotating shaft can drive the supporting rod to rotate under the driving of the driving piece, and the heating of the sample is more uniform.

2. When the base is moved to the supporting rod and the rotating shaft to be coaxial, the sleeve can extend out towards the direction close to the rotating shaft under the action of the elastic piece, so that the positioning block is inserted into the positioning groove, and the fixing of the rotating shaft and the sleeve is realized. The setting of stopper for the sleeve pipe can only be along axial displacement on the bracing piece, can't rotate on the bracing piece. When the rotating shaft rotates, the sleeve can be driven to rotate, and the sleeve can drive the supporting rod to rotate, so that the sample plate is heated more uniformly in the heating chamber.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partially cut-away schematic view of an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a hot air aging test box body; 11. a heating chamber; 12. a first chute; 2. a box door; 21. a second chute; 22. flanging; 231. a first link; 232. a second link; 3. a base; 31. a slider; 4. a support bar; 41. a limiting block; 5. a sample tray; 6. a rotating shaft; 61. positioning blocks; 71. a lock cylinder; 72. a pull ring; 73. a lock hole; 74. a first magnet; 75. a second magnet; 81. a sleeve; 811. positioning a groove; 82. a spring; 9. a servo motor.

Detailed Description

The technical solutions in the present application will be described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses hot air aging test box. Referring to fig. 1 and 2, a hot air aging test chamber includes a hot air aging test chamber body 1, and a heating chamber 11 is disposed on the hot air aging test chamber body 1. A box body door 2 is hinged on the hot air aging test box body 1, and the heating chamber 11 can be opened and closed by rotating the box body door 2. The base 3 is slidably provided in the heating chamber 11 on the hot air degradation test chamber body 1 so that the base 3 can be drawn out from the heating chamber 11. Be provided with on base 3 and be used for carrying out the locking Assembly who fixes to base 3's position for base 3 is more firm on hot-air aging test box body 1, and difficult emergence is slided. A support rod 4 is rotatably arranged on the base 3, and the axis of the support rod 4 is vertical to the plane of the base 3.

Referring to fig. 1 and 2, a sample tray 5 is fixedly disposed on a support rod 4, so that a worker can place an object to be tested on the sample tray 5, the spatial layout is optimized, and the space is reasonably allocated. A rotating shaft 6 is rotatably arranged on the hot air aging test box body 1, and the rotating shaft 6 penetrates through the hot air aging test box body 1 and extends into the heating chamber 11. The diameter of the rotating shaft 6 is the same as that of the supporting rod 4, and a driving piece for driving the rotating shaft 6 to rotate is arranged outside the hot air aging test box body 1. A fixing component for connecting with the rotating shaft 6 is arranged at one end of the supporting rod 4, which is far away from the base 3. When fixing the base 3 in the heating chamber 11 by using the locking assembly, the rotating shaft 6 and the supporting rod 4 are fixed by using the fixing assembly, so that the rotating shaft 6 can drive the supporting rod 4 to rotate, and the tested object on the sample plate 5 can be uniformly heated.

When the sample is placed, the box body door 2 is opened, and the base 3 is pulled out from the heating chamber 11, so that the sample placing is more convenient for workers, and the workers are not easily hindered by the hot air aging test box body 1.

Referring to fig. 1, a first chute 12 is disposed on the bottom surface of the heating chamber 11 of the hot air aging test chamber body 1. A sliding block 31 matched with the first sliding chute 12 is fixedly arranged on the bottom surface of the base 3. The sliding block 31 is connected with the first sliding groove 12 in a sliding mode, so that the base 3 is guided to move, the base 3 is stable when moving, and the base is not prone to being inclined.

Referring to fig. 1, a second sliding groove 21 is formed on an inner side surface of the box door 2, and a cross-sectional shape of the second sliding groove 21 is the same as a cross-sectional shape of the first sliding groove 12. One side integrated into one piece that is close to the articulated shaft at box door 2 is provided with turn-ups 22, rotates box door 2, and when turn-ups 22 supported on the outer wall of hot-air aging test box body 1, first spout 12 and second spout 21 communicate each other for slider 31 can be slided to in the second spout 21 by first spout 12. After moving base 3 to box door 2, can make sample tray 5 fully exposed in the external world, made things convenient for the staff to place the sample of being experimental more.

The flanging 22 plays a role in supporting and limiting, so that the box body door 2 is more stable on the hot air aging test box body 1.

In order to further improve the firmness of the base 3, the first slide groove 12 and the second slide groove 21 are provided as dovetail grooves. Set up slider 31 to the trapezoidal piece with dovetail assorted to make slider 31 and first spout 12 and second spout 21 between be connected inseparabler, can play spacing effect to base 3, make base 3 difficult slippage drop.

Referring to fig. 1 and 2, in order to improve the firmness of the box door 2 on the hot air aging test box body 1, first links 231 are hinged to both sides of the box door 2. Wherein, the hinge point of the first link 231 and the box door 2 is located at one side of the box door 2 departing from the flange 22. A second link 232 is articulated at the end of the first link 231 facing away from the chest door 2. One end of the second connecting rod 232, which is far away from the first connecting rod 231, is hinged with the hot air aging test box body 1. The box body door 2 is rotated, when the flanging 22 is abutted to the outer wall of the hot air aging test box body 1, the axes of the first connecting rod 231 and the second connecting rod 232 are collinear, and therefore the first connecting rod 231 and the second connecting rod 232 play a role in supporting and reinforcing the box body door 2. When the base 3 is moved to the box door 2, the box door 2 can be kept stable under the combined action of the flange 22, the first connecting rod 231 and the second connecting rod 232, and is not prone to skew.

Referring to fig. 1 and 2, the locking assembly includes a lock cylinder 71 slidably disposed on both sides of the base 3 and a pull ring 72 fixedly disposed on an end of the lock cylinder 71 away from the base 3. Wherein, the lock cylinder 71 is a square cylinder. Through holes for the lock posts 71 to pass through are formed in both sides of the base 3, so that the lock posts 71 can penetrate through the base 3 and extend downwards. Meanwhile, the hot air aging test box body 1 and the box body door 2 are both provided with lock holes 73 matched with the lock columns 71. When the base 3 is moved to the position where the rotation shaft 6 and the support rod 4 are coaxial, the lock cylinder 71 can pass through the base 3 and be inserted into the lock hole 73 on the hot air aging test chamber body 1, so that the position of the base 3 is fixed, and the base 3 is kept stable in the heating chamber 11.

When opening box door 2, on moving base 3 to box door 2, lock post 71 can pass base 3 and peg graft in lockhole 73 on box door 2 to with the rigidity of base 3, make base 3 keep firm on box door 2, staff when placing the sample on sample tray 5, base 3 can not take place to slide.

Referring to fig. 1 and 2, in order to improve the stability of the lock cylinder 71 on the base 3, a first magnet 74 is fixedly disposed at one end of the lock cylinder 71 close to the pull ring 72. Second magnets 75 are fixedly provided at through holes at both sides of the base 3. When the lock cylinder 71 passes through the base 3 and is inserted into the lock hole 73, the first magnet 74 and the second magnet 75 can be attracted together, thereby reinforcing the lock cylinder 71, so that the lock cylinder 71 is not easy to be separated from the lock hole 73.

Referring to fig. 2 and 3, the fixing assembly includes a sleeve 81 disposed on the supporting rod 4 and an elastic member for pushing the sleeve 81 to move away from the base 3. Wherein the inner diameter of the sleeve 81 is the same as the diameter of the support rod 4. A limiting block 41 is fixedly arranged at one end of the support rod 4 departing from the base 3, and the limiting block 41 extends along the axis of the support rod 4. A positioning groove 811 matched with the limiting block 41 is arranged on the inner side of the sleeve 81. The stop block 41 is slidably connected to the positioning groove 811, so that the sleeve 81 can only move along the axis of the supporting rod 4 and cannot rotate on the supporting rod 4.

Referring to fig. 2 and 3, a positioning block 61 is fixedly disposed at one end of the rotating shaft 6 located in the heating chamber 11. The positioning blocks 61 are symmetrically arranged on two sides of the rotating shaft 6. When the base 3 is moved to the position where the rotating shaft 6 and the supporting rod 4 are coaxial, the sleeve 81 can move towards the direction close to the rotating shaft 6 under the action of the elastic element, so that the positioning block 61 is inserted into the positioning groove 811, and the connection between the rotating shaft 6 and the supporting rod 4 is realized. When pivot 6 rotated under the drive of driving piece, can drive sleeve pipe 81 and rotate, sleeve pipe 81 was driving bracing piece 4 and was rotating, and bracing piece 4 was driving sample dish 5 and was rotating to carry out even heating to the sample, the heating effect is better.

Referring to fig. 2 and 3, the elastic member is a spring 82 sleeved on the support rod 4. One end of the spring 82 is fixedly connected with the support rod 4, and the other end of the spring 82 is fixedly connected with the sleeve 81. The sleeve 81 can be extended from the support rod 4 when the spring 82 is in its original length state. The spring 82 can act as a return for the sleeve 81. Meanwhile, the spring 82 can reinforce the sleeve 81, so that when the positioning block 61 is inserted into the positioning groove 811, the sleeve 81 is not easy to slide.

Referring to fig. 2, the driving member is provided as a servo motor 9. The servo motor 9 is fixedly arranged on the outer wall of the hot air aging test box body 1. The output end of the servo motor 9 is fixedly connected with the rotating shaft 6, so that the servo motor 9 can drive the rotating shaft 6 to rotate.

The implementation principle of the embodiment of the application is as follows: when placing the sample, the box body door 2 is rotated, so that the flanging 22 is abutted on the outer wall of the hot air aging test box body 1. The lock cylinder 71 is lifted up so that the first magnet 74 and the second magnet 75 are separated from each other, and the lock cylinder 71 is withdrawn from the lock hole 73. The sleeve 81 is moved so that the spring 82 is compressed and the positioning block 61 is separated from the positioning groove 811. The base 3 is moved to move the base 3 to the cabinet door 2, and the lock cylinder 71 is inserted into the lock hole 73 of the cabinet door 2, so that the first magnet 74 and the second magnet 75 are attracted together. The sample is placed on the sample plate 5.

The lock cylinder 71 is pulled out upward, the sleeve 81 is moved toward the base 3, and then the base 3 is moved toward the heating chamber 11 until the support rod 4 and the rotary shaft 6 are coaxial. The sleeve 81 is loosened so that the positioning block 61 is inserted into the positioning groove 811. The lock cylinder 71 is inserted into the lock hole 73 of the hot air aging test chamber body 1, and the chamber door 2 is closed.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A hot air aging test box is characterized in that: the hot air aging test box comprises a hot air aging test box body (1), wherein a heating chamber (11) is arranged on the hot air aging test box body (1), a box body door (2) is hinged on the hot air aging test box body (1), the heating chamber (11) can be completely sealed by the box body door (2), a base (3) is arranged on the hot air aging test box body (1) and is arranged in the heating chamber (11) in a sliding manner, a locking assembly used for fixing the position of the base (3) is arranged on the base (3), a support rod (4) is arranged on the base (3) in a rotating manner, a sample plate (5) is fixedly arranged on the support rod (4), a rotating shaft (6) is arranged on the hot air aging test box body (1) in a rotating manner, and a driving piece used for driving the rotating shaft (6) to rotate is arranged on the hot air aging test box body (1, and the support rod (4) is provided with a fixing component connected with the rotating shaft (6).

2. A hot air weathering test chamber as claimed in claim 1, characterized in that: a first sliding groove (12) is formed in a heating chamber (11) on the hot air aging test box body (1), a sliding block (31) is fixedly arranged on the base (3), and the sliding block (31) is in sliding connection with the first sliding groove (12).

3. A hot air weathering test chamber as claimed in claim 2, characterized in that: the hot air aging test box is characterized in that a second sliding groove (21) is formed in the box body door (2), a turned edge (22) is fixedly arranged on one side, close to the hinged shaft, of the box body door (2), when the box body door (2) rotates to the turned edge (22) to abut against the hot air aging test box body (1), the second sliding groove (21) is communicated with the first sliding groove (12).

4. A hot air weathering test chamber as claimed in claim 3, characterized in that: the first sliding groove (12) and the second sliding groove (21) are dovetail grooves, and the sliding block (31) is a trapezoidal block.

5. A hot air weathering test chamber as claimed in claim 3, characterized in that: the hot air aging test box is characterized in that a first connecting rod (231) is hinged to the box body door (2), a second connecting rod (232) is hinged to the first connecting rod (23), one end, deviating from the first connecting rod (231), of the second connecting rod (232) is hinged to the hot air aging test box body (1), when the box body door (2) rotates to the turned edge (22) to abut against the hot air aging test box body (1), the first connecting rod (231) and the second connecting rod (232) are collinear.

6. A hot air weathering test chamber as claimed in claim 1, characterized in that: the locking assembly comprises a lock cylinder (71) arranged on the base (3) in a sliding mode and a pull ring (72) fixedly arranged on the lock cylinder (71); the base (3) is provided with a through hole for the lock column (71) to pass through, and the hot air aging test box body (1) and the box body door (2) are both provided with lock holes (73) matched with the lock column (71).

7. A hot air weathering test chamber as claimed in claim 6, characterized in that: the lock is characterized in that a first magnet (74) is fixedly arranged on the lock column (71), a second magnet (75) is fixedly arranged on the base (3), and when the lock column (71) is inserted into the lock hole (73), the first magnet (74) and the second magnet (75) are attracted together.

8. A hot air weathering test chamber as claimed in claim 1, characterized in that: the fixing assembly comprises a sleeve (81) sleeved on the supporting rod (4) and an elastic piece used for pushing the sleeve (81) to move towards the direction far away from the base (3), a limiting block (41) is fixedly arranged on the supporting rod (4), a positioning groove (811) is formed in the sleeve (81), the limiting block (41) is connected with the positioning groove (811) in a sliding mode, a positioning block (61) is fixedly arranged on the rotating shaft (6), and when the supporting rod (4) and the rotating shaft (6) are coaxial, the positioning block (61) can be inserted into the positioning groove (811).

9. A hot air weathering test chamber as claimed in claim 8, characterized in that: the elastic piece is a spring (82) sleeved on the support rod (4), one end of the spring (82) is fixed with the support rod (4), and the other end of the spring (82) is fixed with the sleeve (81).

10. A hot air weathering test chamber as claimed in claim 1, characterized in that: the driving piece is a servo motor (9), and the output end of the servo motor (9) is fixedly connected with the rotating shaft (6).