CN220371059U - High stability test cabin - Google Patents

Abstract

The utility model discloses a high-stability test cabin which comprises a cabin body, wherein a test piece is placed in the cabin body, a connecting pipe is connected to the side wall of the cabin body, and a rotating assembly is arranged at the upper end of the back surface of the cabin body. According to the utility model, the structure is adopted, after the test piece is placed in the cabin body, the cabin body is connected with the outside through the connecting pipe, the cabin body is sealed through the top cover, the test work of the test piece can be carried out, the blocking piece can be ejected out of the slot when the air pressure in the cabin body is overlarge, and the blocking piece is prevented from moving too much to fall off through the limiting frame, so that the air hole can play a role in pressure relief, and when the blocking piece is not sufficiently ejected after the pressure is reduced, the resetting component can drive the ejector piece to reset and reinsert into the slot, so that the blocking piece reseals the air hole, the influence of the excessive exhaust on the test work is avoided, the use stability of the cabin body is effectively improved, and the test effect of the test piece is ensured.

Description

High stability test cabin

Technical Field

The utility model belongs to the field of test cabins, and particularly relates to a high-stability test cabin.

Background

The fuel cell is a chemical device for directly converting chemical energy of fuel into electric energy, also called electrochemical generator, which is a fourth power generation technology after hydroelectric power generation, thermal power generation and atomic power generation, while the cell stack is a cell stack composed of multiple fuel cells, so as to obtain practical voltage, the key of the cell stack is the materials and manufacturing technology for forming the cell stack, the materials have enough chemical stability and thermal stability, the electrochemical performance needs to meet the requirements, the technical conditions must be consistent to obtain good benefit, and the volume and weight should be reduced as much as possible.

In the prior art, a battery fuel cell stack is usually tested by adopting a test cabin in use environment before being put into use, but when the battery fuel cell stack test cabin in the prior art is used, the heat exchange mode of convection in the test cabin can cause that the air pressure in the cabin is increased easily due to overlarge heat in the cabin, and when the temperature is overlarge, the operation stability of the test cabin is affected.

Disclosure of Invention

Aiming at the problems in the background art, the utility model aims to provide a high-stability test cabin so as to solve the problems that when the battery fuel cell stack test cabin in the prior art is used, the heat exchange mode of convection in the test cabin can cause excessive heat in the cabin, and when the temperature is too high, the air pressure in the cabin is easily increased, so that the operation stability of the test cabin is affected.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a high stability test cabin, includes the cabin body, test piece has been placed to the inside of the cabin body, the lateral wall of the cabin body is connected with the connecting pipe, the upper end at the cabin body back is provided with rotating assembly, the upper end rear side of the cabin body is connected with the top cap through rotating assembly rotation, the positive upper end of the cabin body is provided with fixed subassembly, the top cap passes through the upper end of fixed subassembly laminating at the cabin body, the gas pocket has been seted up in the upper end outside of top cap, the gas pocket is linked together with the cabin body, the slot has been seted up to the upper end of gas pocket inner wall, peg graft in the inside of slot has the plug, reset assembly is installed in the lower extreme outside of top cap, reset assembly is connected with the plug transmission.

Further, as the preferable technical scheme, the rotating assembly comprises a bracket and a rotating block, wherein the bracket is arranged at the upper end of the back of the cabin body, the rotating block is arranged at the back of the ejector rod, and the rotating block is rotationally connected inside the bracket.

Further, as the preferred technical scheme, fixed subassembly includes extension board, screw rod, fixture block and nut, the positive upper end at the cabin body is installed to the extension board, the upper end at the extension board is connected to the screw rod, the front at the apron is installed to the fixture block, the fixture block cup joints the outer wall at the screw rod, nut threaded connection is in the upper end of screw rod outer wall, the lower extreme and the fixture block laminating of nut.

Further, as a preferable technical scheme, a first sealing gasket is arranged on the outer side of the lower end of the top cover, and the lower end of the first sealing gasket is attached to the cabin body.

Further, as the preferred technical scheme, reset assembly includes mount, stand, sleeve and spring, the mount is installed in the lower extreme outside of top cap, the stand is installed in the inside of mount, the sleeve is installed in the lower extreme of sprue, the sleeve runs through the top cap through the gas pocket, the sleeve cup joints the outer wall at the stand, the spring is installed in the inside upper end of sleeve, the lower extreme of spring is connected with the upper end of stand.

Further, as a preferable technical scheme, a second sealing gasket is installed on the outer side of the lower end of the blocking piece, and the lower end of the second sealing gasket is attached to the slot.

Further, as the preferable technical scheme, the upper end outside of top cap is installed spacing, the lower extreme of spacing is laminated with the upper end of sprue, the upper end of spacing is provided with spacing subassembly, spacing subassembly is connected with the sprue.

Further, as the preferred technical scheme, the spacing subassembly includes spacing groove and gag lever post, the upper end at the locating rack is seted up to the spacing groove, gag lever post sliding connection is in the inside of spacing groove, the lower extreme of gag lever post runs through the locating rack through the spacing groove, the lower extreme of gag lever post is connected with the upper end of sprue.

In summary, the utility model has the following advantages:

firstly, after a test piece is placed in a cabin body, the cabin body is connected with the outside through a connecting pipe, the cabin body is sealed through a top cover, the test work of the test piece can be carried out, the blocking piece can be ejected out of the slot when the air pressure in the cabin body is overlarge, and the blocking piece is prevented from moving too much to fall off through a limiting frame, so that the air hole can play a role in pressure relief, and when the blocking piece is insufficient to be ejected after the pressure is reduced, the top piece can be driven to reset through a reset assembly to be reinserted into the slot, so that the air hole is resealed by the blocking piece, the influence of the excessive exhaust on the test work is avoided, the service stability of the cabin body is effectively improved, and the test effect of the test piece is ensured;

second, when the internal atmospheric pressure of cabin is reduced and is insufficient for jack-up sprue, drive sleeve downwardly moving through the spring through can making the stand, and stabilize the position of stand through the mount, can make reset assembly drive the sprue reinsertion slot's inside, make the sprue play the effect of shutoff gas pocket, avoid the gas pocket gas leakage and influence the cabin internal environment.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of section A of FIG. 1 in accordance with the present utility model;

fig. 3 is a schematic diagram of a reset assembly according to the present utility model.

Reference numerals: 1. cabin body, 11, connecting pipe, 2, test piece, 3, rotating assembly, 31, support, 32, rotating block, 4, top cover, 41, first sealing gasket, 5, fixing assembly, 51, support plate, 52, screw rod, 53, fixture block, 54, nut, 6, air hole, 61, slot, 7, blocking block, 71, second sealing gasket, 8, reset assembly, 81, fixing frame, 82, upright post, 83, sleeve, 84, spring, 9, limit frame, 91, limit assembly, 911, limit groove, 912 and limit rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the high stability test cabin according to the present embodiment includes a cabin body 1, a test piece 2 is placed inside the cabin body 1, a connecting pipe 11 is connected to a side wall of the cabin body 1, a rotating component 3 is disposed at an upper end of a back surface of the cabin body 1, a top cover 4 is rotatably connected to a rear side of an upper end of the cabin body 1 through the rotating component 3, a fixing component 5 is disposed at a front upper end of the cabin body 1, the top cover 4 is attached to an upper end of the cabin body 1 through the fixing component 5, an air hole 6 is formed at an outer side of an upper end of the top cover 4, the air hole 6 is communicated with the cabin body 1, a slot 61 is formed at an upper end of an inner wall of the air hole 6, a blocking block 7 is inserted inside the slot 61, a reset component 8 is mounted at an outer side of a lower end of the top cover 4, and the reset component 8 is in transmission connection with the blocking 7;

after placing test piece 2 inside the cabin body 1, link to each other cabin body 1 and outside through connecting pipe 11, and make top cap 4 laminating in the upper end of cabin body 1 through rotating assembly 3, and stabilize the position of top cap 4 through fixed subassembly 5, can seal cabin body 1 through top cap 4, can carry out the test work of test piece 2 afterwards, and can push out slot 61 with the shutoff piece 7 when the inside atmospheric pressure of cabin body 1 is too big, thereby make gas pocket 6 play the effect of pressure release, and when insufficient jack-up shutoff piece 7 after the pressure drops, can drive the ejector piece through reset assembly 8 and reset and reinsert the inside of slot 61, make shutoff piece 7 reseal gas pocket 6, avoid the exhaust too much and influence test work, thereby effectively promote the stability in use of cabin body 1, guarantee the test effect of test piece 2.

Example 2

Referring to fig. 2, in order to achieve the purpose of rotating the top cover 4 at the rear side of the upper end of the cabin 1 on the basis of embodiment 1, the rotating assembly 3 is innovatively designed in this embodiment, specifically, the rotating assembly 3 includes a bracket 31 and a rotating block 32, the bracket 31 is mounted at the upper end of the rear surface of the cabin 1, the rotating block 32 is mounted at the rear surface of the ejector rod, and the rotating block 32 is rotatably connected inside the bracket 31; the top cover 4 can rotate at the rear side of the upper end of the cabin body 1 through the rotating assembly 3 by rotating the rotating block 32 to attach or detach the top cover 4 to or from the cabin body 1, so as to achieve the functions of opening and closing the cabin body 1.

Referring to fig. 1, in order to achieve the purpose of stabilizing the position of the top cover 4, the fixing assembly 5 of the present embodiment includes a support plate 51, a screw rod 52, a clamping block 53 and a nut 54, wherein the support plate 51 is installed at the upper end of the front surface of the cabin 1, the screw rod 52 is connected to the upper end of the support plate 51, the clamping block 53 is installed at the front surface of the cover plate, the clamping block 53 is sleeved on the outer wall of the screw rod 52, the nut 54 is in threaded connection with the upper end of the outer wall of the screw rod 52, and the lower end of the nut 54 is attached to the clamping block 53; after the top cover 4 is attached to the cabin body 1, the clamping block 53 can be sleeved on the outer wall of the screw rod 52, then the screw cap 54 is connected to the upper end of the outer wall of the screw rod 52 in a threaded mode, the lower end of the screw cap 54 is attached to the clamping block 53, the clamping block 53 can be firmly fixed on the outer wall of the screw rod 52, and therefore the fixing assembly 5 can achieve the effect of fixing the position of the top cover 4, and the situation that air leakage occurs when the top cover 4 is loose is avoided.

Referring to fig. 1, in order to achieve the purpose of sealing the joint between the top cover 4 and the cabin 1, a first sealing pad 41 is mounted on the outer side of the lower end of the top cover 4 in this embodiment, and the lower end of the first sealing pad 41 is jointed with the cabin 1; through the first sealing gasket 41 installed on the outer side of the lower end of the top cover 4, the lower end of the first sealing gasket 41 is attached to the cabin body 1, and the attached position of the top cover 4 and the cabin body 1 can be sealed through the first sealing gasket 41, so that the situation that air leakage occurs at the attached position of the top cover 4 and the cabin body 1 is avoided.

Example 3

Referring to fig. 3, in this embodiment, in order to achieve the purpose of resetting the blocking piece 7 based on embodiment 2, the reset assembly 8 is innovatively designed, specifically, the reset assembly 8 includes a fixing frame 81, a stand column 82, a sleeve 83 and a spring 84, the fixing frame 81 is installed outside the lower end of the top cover 4, the stand column 82 is installed inside the fixing frame 81, the sleeve 83 is installed at the lower end of the blocking piece 7, the sleeve 83 penetrates through the top cover 4 through the air hole 6, the sleeve 83 is sleeved on the outer wall of the stand column 82, the spring 84 is installed at the upper end inside the sleeve 83, and the lower end of the spring 84 is connected with the upper end of the stand column 82; when the air pressure in the cabin body 1 is reduced and is insufficient to jack up the blocking block 7, the upright post 82 can drive the sleeve 83 to move downwards through the spring 84, and the position of the upright post 82 is stabilized through the fixing frame 81, so that the reset assembly 8 can drive the blocking block 7 to be reinserted into the slot 61, the blocking block 7 plays a role in blocking the air hole 6, and the influence of air hole 6 leakage on the cabin environment is avoided.

Referring to fig. 3, in order to achieve the purpose of sealing the joint between the block 7 and the slot 61, a second gasket 71 is mounted on the outer side of the lower end of the block 7 in this embodiment, and the lower end of the second gasket 71 is jointed with the slot 61; by installing the second sealing pad 71 at the lower end of the blocking piece 7 and attaching the lower end of the second sealing pad 71 to the slot 61, the second sealing pad 71 can play a role in sealing the attachment position of the blocking piece 7 and the slot 61, and the sealing effect of the air hole 6 is prevented from being affected by air leakage caused by attaching the blocking piece 7 and the slot 61.

Referring to fig. 3, in order to achieve the purpose of preventing the blocking piece 7 from moving too much and falling off, a limiting frame 9 is installed on the outer side of the upper end of the top cover 4 in this embodiment, the lower end of the limiting frame 9 is attached to the upper end of the blocking piece 7, a limiting component 91 is disposed on the upper end of the limiting frame 9, and the limiting component 91 is connected with the blocking piece 7; through the spacing 9 of upper end outside installation at top cap 4 to make the lower extreme of spacing 9 laminate with the upper end of the shutoff piece 7, and through the position of the firm shutoff piece 7 of spacing subassembly 91, avoid the shutoff piece 7 to appear the skew condition, can play the effect of restriction shutoff piece 7 position through spacing 9, avoid the shutoff piece 7 to remove too much and drop.

Referring to fig. 3, in order to achieve the purpose of limiting the position of the blocking piece 7, the limiting assembly 91 of the present embodiment includes a limiting groove 911 and a limiting rod 912, the limiting groove 911 is opened at the upper end of the limiting frame 9, the limiting rod 912 is slidably connected inside the limiting groove 911, the lower end of the limiting rod 912 penetrates through the limiting frame 9 through the limiting groove 911, and the lower end of the limiting rod 912 is connected with the upper end of the blocking piece 7; the lower end of the limiting rod 912 is connected with the blocking block 7, and the limiting rod 912 is slidably connected in the limiting groove 911, so that the limiting frame 9 can stabilize the position of the blocking block 7 through the limiting assembly 91, and the blocking effect of the air hole 6 is prevented from being influenced due to the fact that the blocking block 7 is deviated in the moving process.

The use principle and the advantages are that: after the test piece 2 is placed in the cabin 1, the cabin 1 is connected with the outside through the connecting pipe 11 and is connected in the bracket 31 through the rotating block 32 in a rotating way, the top cover 4 can be attached to the upper end of the cabin 1 through the rotating component 3, the clamping block 53 can be sleeved on the outer wall of the screw 52 when the top cover 4 is attached to the cabin 1, then the screw cap 54 is connected with the upper end of the outer wall of the screw 52 in a threaded way, the lower end of the screw cap 54 is attached to the clamping block 53, the support plate 51 can stabilize the position of the clamping block 53 through the screw 52 and the screw cap 54, the fixing component 5 can stabilize the top cover 4, the situation that the top cover 4 is loose is avoided, the attached position of the top cover 4 and the cabin 1 is sealed through the first sealing gasket 41, the situation that the attached position of the top cover 4 and the cabin 1 is leaked can be effectively avoided, then the test work of the test piece 2 can be carried out, the blocking block 7 can be ejected out of the slot 61 when the air pressure in the cabin body 1 is overlarge, so that the air hole 6 can play a role in pressure relief, the limiting rod 912 is slidably connected in the limiting groove 911, the limiting frame 9 can stabilize the position of the ejecting block through the limiting component 91, and can avoid the ejecting block from moving too much to fall off, when the pressure is insufficient to eject the blocking block 7 after falling, the upright post 82 can drive the sleeve 83 to move downwards through the spring 84, and the upright post 82 is stabilized through the fixing frame 81, the reset component 8 can drive the blocking block 7 to reinsert into the slot 61, so that the blocking block 7 plays a role in blocking the air hole 6, the joint of the blocking block 7 and the slot 61 is sealed through the second sealing gasket 71, the influence of the air hole 6 on the cabin environment can be avoided, thereby effectively improving the service stability of the cabin body 1, ensuring the test effect of the test piece 2.

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

Claims (8)

1. The utility model provides a high stability test cabin which characterized in that: including cabin body (1), test piece (2) have been placed to the inside of cabin body (1), the lateral wall of cabin body (1) is connected with connecting pipe (11), the upper end at cabin body (1) back is provided with rotating assembly (3), the upper end rear side of cabin body (1) is connected with top cap (4) through rotating assembly (3) rotation, the positive upper end of cabin body (1) is provided with fixed subassembly (5), top cap (4) laminate in the upper end of cabin body (1) through fixed subassembly (5), gas pocket (6) have been seted up in the upper end outside of top cap (4), gas pocket (6) are linked together with cabin body (1), slot (61) have been seted up to the upper end of gas pocket (6) inner wall, inside grafting of slot (61) has plug (7), reset assembly (8) are installed in the lower extreme outside of top cap (4), reset assembly (8) are connected with plug (7) transmission.

2. The high stability test chamber of claim 1, wherein: the rotating assembly (3) comprises a support (31) and a rotating block (32), the support (31) is arranged at the upper end of the back of the cabin body (1), the rotating block (32) is arranged on the back of the ejector rod, and the rotating block (32) is rotationally connected inside the support (31).

3. The high stability test chamber of claim 1, wherein: the fixing assembly (5) comprises a support plate (51), a screw rod (52), a clamping block (53) and a screw cap (54), wherein the support plate (51) is arranged at the upper end of the front face of the cabin body (1), the screw rod (52) is connected to the upper end of the support plate (51), the clamping block (53) is arranged at the front face of the cover plate, the clamping block (53) is sleeved on the outer wall of the screw rod (52), the screw cap (54) is connected to the upper end of the outer wall of the screw rod (52) in a threaded mode, and the lower end of the screw cap (54) is attached to the clamping block (53).

4. The high stability test chamber of claim 1, wherein: the first sealing gasket (41) is arranged on the outer side of the lower end of the top cover (4), and the lower end of the first sealing gasket (41) is attached to the cabin body (1).

5. The high stability test chamber of claim 1, wherein: reset subassembly (8) include mount (81), stand (82), sleeve (83) and spring (84), the lower extreme outside at top cap (4) is installed to mount (81), the inside at mount (81) is installed to stand (82), the lower extreme at sprue (7) is installed to sleeve (83), top cap (4) is run through gas pocket (6) in sleeve (83), sleeve (83) cup joint the outer wall at stand (82), the upper end inside at sleeve (83) is installed to spring (84), the lower extreme of spring (84) is connected with the upper end of stand (82).

6. The high stability test chamber of claim 1, wherein: a second sealing gasket (71) is arranged on the outer side of the lower end of the blocking block (7), and the lower end of the second sealing gasket (71) is attached to the slot (61).

7. The high stability test chamber of claim 1, wherein: the upper end outside of top cap (4) is installed spacing (9), the lower extreme of spacing (9) is laminated with the upper end of sprue (7), the upper end of spacing (9) is provided with spacing subassembly (91), spacing subassembly (91) are connected with sprue (7).

8. The high stability test chamber of claim 7, wherein: the limiting component (91) comprises a limiting groove (911) and a limiting rod (912), the limiting groove (911) is formed in the upper end of the limiting frame (9), the limiting rod (912) is slidably connected in the limiting groove (911), the lower end of the limiting rod (912) penetrates through the limiting frame (9) through the limiting groove (911), and the lower end of the limiting rod (912) is connected with the upper end of the blocking block (7).