LU504266B1

LU504266B1 - Packaging apparatus for communication cabinet assembly

Info

Publication number: LU504266B1
Application number: LU504266A
Authority: LU
Inventors: Rongsheng Wei; Zhen Wei
Original assignee: Inspector Information Tech Suzhou Co Ltd
Priority date: 2022-11-11
Filing date: 2023-04-05
Publication date: 2023-07-31
Also published as: WO2023134798A3; CN115447878B; WO2023134798A2; CN115447878A

Abstract

The application relates to the technical field of packaging apparatuses, in particular to a packaging apparatus for a communication cabinet assembly. A packaging apparatus for a communication cabinet assembly includes a rotating plate, a bottom plate, at least one transmission mechanism and at least one clamping plate; the communication cabinet is disposed on the bottom plate, the rotating plate is rotatably disposed, the rotating plate may rotate to enable the rotating shaft to rotate, the rotating shaft rotates to drive the transmission mechanism, and the transmission mechanism is configured to enable the at least one clamping plate to be close to the communication cabinet to clamp the periphery of the communication cabinet. the rapid packaging of the communication cabinet is realized, the clamping in four directions of packaging is realized through one action, the operation is simple and convenient, and the labor intensity of staff is greatly alleviated.

Description

PACKAGING APPARATUS FOR COMMUNICATION CABINET ASSEMBLY LU504266

TECHNICAL FIELD

The application relates to the technical field of packaging apparatuses, in particular to a packaging apparatus for a communication cabinet assembly.

BACKGROUND

An external package is a packaging mode aiming mainly at transportation and storage, which may prevent damage to goods in the process of transportation and storage, and avoid the adverse effect from the outside environment on the goods. The package may be classified into paper package, metal package, wood package, and the like according to the difference in material and structure. At present, the packaging of a communication cabinet mainly adopts the mode that a clamping plate and a wooden box are combined or a sheet metal part is spliced. Although the packaging modes are simple in structure, the using process is very complicated, the packaging time is too long, meanwhile, the protection performance and the fastening performance are poor, so that the communication cabinet is easily damaged in the carrying process, and the carrying difficulty is high, which is inconvenient to use.

SUMMARY

The application provides a packaging apparatus for a communication cabinet assembly, to solve the problems that a conventional packaging apparatus is poor in protection performance and fastening performance and the communication cabinet is easy to damage in the carrying process.

The packaging apparatus for the communication cabinet assembly of the application adopts the following technical solution: the packaging apparatus for the communication cabinet assembly is configured for packaging and clamping the communication cabinet, and includes a rotating plate, a bottom plate, at least one transmission mechanism and at least one clamping plate; the communication cabinet is disposed on the bottom plate, the at least one clamping plate is enclosed in the circumferential direction of the communication cabinet, a space is reserved between the clamping plate and the communication cabinet, and the clamping plate may move to clamp the periphery of the communication cabinet; the rotating plate is rotatably connected with the bottom plate through a rotating shaft, the rotating plate is rotatably disposed, the rotating plate may rotate to enable the rotating shaft to rotate, the rotating shaft rotates to drive the transmission mechanism, and the transmission mechanism is configured to enable the at least one clamping plate to be close to the communication cabinet to clamp the periphery of the communication cabinet.

Furthermore, the number of the transmission mechanisms is two, the number of the LU504266 clamping plates is two, each transmission mechanism is disposed corresponding to one clamping plate, each clamping plate is of a concave structure disposed in the vertical direction, and each clamping plate may clamp two right angles of the communication cabinet; the transmission mechanism includes a toothed belt and a screw shaft, the screw shaft is disposed in the bottom plate, the rotating shaft is in transmission fit with the screw shaft through the toothed belt, a sliding block is disposed at the lower end of the clamping plate, the sliding block is slidably mounted on the bottom plate, a screw hole is formed in the sliding block, the screw hole is in screw transmission with the screw shaft, when the screw shaft rotates, the screw shaft is in screw fit with the screw hole to enable the sliding block to move, the sliding block moves to drive the clamping plate to move synchronously, and the clamping plate is enabled to be close to the communication cabinet to clamp the periphery of the communication cabinet.

Furthermore, the clamping plate is disposed to be a wood plate, a first vibration reduction plate is disposed inside the clamping plate, and the first vibration reduction plate is made of rubber.

Furthermore, the rotating plate is an inclined plate, its inclined plane is disposed upwards, and two ends of the rotating plate are provided with handles.

Furthermore, two stop blocks and two inserting blocks are further included; two first slide ways are formed in two ends of the rotating plate, and the handles are slidably mounted in the first slide ways; the stop block is fixedly connected with the handle, a first elastic piece is disposed between the stop block and the first slide way, and the first elastic piece has the tendency of enabling the stop block to move towards one end close to the handle; the two inserting blocks are respectively mounted at the one end, towards the communication cabinet, of the rotating plate, the clamping plate is provided with an inserting hole, the inserting block may be inserted into the inserting hole, each stop block is movably mounted in the inserting block, so that when the handle is pushed to compress the first elastic piece, the stop block may retract to the inserting block.

Furthermore, a rack, a helical gear shaft, a spring plate and a second vibration reduction plate are further included; the rack is disposed on the bottom plate, the helical gear shaft is rotatably and movably mounted in the sliding block, a gear part of the helical gear shaft is always engaged with the rack, the sliding block moves to enable the helical gear shaft and the rack to be in meshed transmission, the helical gear shaft is enabled to rotate, the clamping plate is provided with an installation cavity disposed in the vertical direction, the spring plate and the second vibration reduction plate are initially disposed in the installation cavity, the LU504266 spring plate and the second vibration reduction plate are connected through a second elastic piece, and the spring plate is in screw transmission with a shaft body part of the helical gear shaft.

The application has the following beneficial effects. 1. For the packaging apparatus for the communication cabinet assembly, by enabling the rotating plate to rotate, the synchronous clamping and packaging of the communication cabinet is completed in the process of folding the rotating plate, the rapid packaging of the communication cabinet is realized, the clamping in four directions of packaging is realized through one action, the operation is simple and convenient, and the labor intensity of staff is greatly alleviated. 2. By disposing the second vibration reduction plate and the second spring, the communication cabinet may further be clamped to ensure the fastening effect, meanwhile, vibration reduction operation may be carried out on the communication cabinet to reduce impact on the communication cabinet during transportation.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to describe the technical solutions in the embodiments of the application or the relevant art more clearly, the drawings required to be used in descriptions about the embodiments or the relevant art will be simply introduced below, obviously, the drawings described below are only some embodiments of the application, and other drawings can further be obtained by those of ordinary skill in the art according to the drawings without creative work.

Fig. 1 is a schematic diagram of installation state of a communication cabinet of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

Fig. 2 is a schematic structural diagram of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

Fig. 3 is a schematic structural diagram of a bottom plate and a rotating plate of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

Fig. 4 is an enlarged schematic diagram of A in Fig. 3.

Fig. 5 is a schematic structural diagram of an auxiliary clamping mechanism of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

Fig. 6 is an enlarged schematic diagram of B in Fig. 5. LU504266

Fig. 7 is a schematic state diagram of completed installation of a communication cabinet of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

Fig. 8 is a schematic diagram of an initial state of a spring plate of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

Fig. 9 is a schematic state diagram after a spring plate is rotated for 90 ° of an embodiment of a packaging apparatus for a communication cabinet assembly of the application.

In the drawings: 100. Communication cabinet; 200. Rotating plate; 400. Bottom plate; 201. Inclined plane; 202. Inserting block; 203. Handle; 204. Stop block; 205. First slide way; 206. Rotating shaft; 301. Clamping plate; 302. First vibration reduction plate; 303. Inserting hole; 304. Helical gear shaft; 3041. Gear part; 3042. Shaft body part; 305. Screw hole; 306.

Sliding block; 307. Spring plate; 308. Second vibration reduction plate; 309. Installation cavity; 401. Third vibration reduction plate; 402. Second slide way; 403. Screw shaft; 404.

Toothed belt; 405. Spring expansion plate; 406. Rack.

DETAILED DESCRIPTION OF THE EMBODIMENTS

The technical solutions in the embodiments of the application will be clearly and completely described below in combination with the drawings in the embodiments of the application, and it is apparent that the described embodiments are not all but part of the embodiments of the application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the application without creative efforts shall fall within the protection scope of the application.

An embodiment of a packaging apparatus for a communication cabinet assembly of the application is shown in Figs. 1-9.

A packaging apparatus for a communication cabinet assembly is configured for packaging and clamping a communication cabinet 100, and includes a rotating plate 200, a bottom plate 400, at least one transmission mechanism and at least one clamping plate 301; the communication cabinet 100 is disposed on the bottom plate 400, the clamping plate 301 is disposed to be a wood plate, a first vibration reduction plate 302 is disposed inside the clamping plate 301, and the first vibration reduction plate 302 is made of rubber and is configured for vibration reduction and buffering for the communication cabinet 100. The at least one clamping plate 301 is enclosed in the circumferential direction of the communication cabinet 100, a space is reserved between the clamping plate and the communication cabinet 100, the clamping plate 301 may move to clamp the periphery of the LU504266 communication cabinet 100, the rotating plate 200 is rotatably connected with the bottom plate 400 through a rotating shaft 206, the rotating plate 200 is rotatably disposed, the rotating plate 200 may rotate to enable the rotating shaft 206 to rotate, the rotating shaft 206 rotates to 5 drive the transmission mechanism, and the transmission mechanism is configured to enable the at least one clamping plate 301 to be close to the communication cabinet 100 to clamp the periphery of the communication cabinet 100. By enabling the rotating plate 200 to rotate, the synchronous clamping and packaging of the communication cabinet 100 is completed in the process of folding the rotating plate 200, the rapid packaging of the communication cabinet 100 is realized, the clamping in four directions of packaging is realized through one action, the operation is simple and convenient, and the labor intensity of staff is greatly alleviated.

In the embodiment, as shown in Figs. 2, 3, 4, 5 and 6, the number of the transmission mechanisms is two, the number of the clamping plates 301 is two, each transmission mechanism is disposed corresponding to one clamping plate 301, each clamping plate 301 is of a concave structure disposed in the vertical direction, and each clamping plate 301 may clamp two right angles of the communication cabinet 100. The transmission mechanism includes a toothed belt 404 and a screw shaft 403, the screw shaft 403 is disposed in the bottom plate 400, the rotating shaft 206 is in transmission fit with the screw shaft 403 through the toothed belt, when the rotating shaft 206 rotates, the screw shaft 403 is driven to rotate through the tooth belt 404, a sliding block 306 is disposed at the lower end of the clamping plate 301, the sliding block 306 is slidably mounted on the bottom plate 400, specifically, a second slide way 402 is formed in the bottom plate 400, and the sliding block 306 is slidably mounted on the second slide way 402. A screw hole 305 is formed in the sliding block 306, the screw hole 305 is in screw transmission with the screw shaft 403, when the screw shaft 403 rotates, the screw shaft 403 is in screw fit with the screw hole 305 to enable the sliding block 306 to move, the sliding block 306 moves to drive the clamping plate 301 to move synchronously, and the clamping plate 301 is enabled to be close to the communication cabinet 100 to clamp the periphery of the communication cabinet 100.

Preferably, in the application, the number of the clamping plates 301 may be 4, meanwhile, the number of the transmission mechanisms is 4, four clamping plates 301 are of rectangular structures, so as to clamp the periphery of the communication cabinet 100, and each transmission mechanism drives one clamping plate 301 to move, which may also realize clamping of the communication mechanism 100.

In the embodiment, as shown in Figs. 2, 3, 4, 7, 8 and 9, the rotating plate 200 is an inclined plate, its inclined plane 201 is disposed upwards, so that the staff may push the LU504266 communication cabinet 100 to the bottom plate 400, and two ends of the rotating plate 200 are provided with handles 203, so that the staff may lift and lower the rotating plate 200.

Furthermore, the packaging apparatus for a communication cabinet 100 assembly further includes two stop blocks 204 and two inserting blocks 202; two first slide ways 205 are formed in two ends of the rotating plate 200, the handles 203 are slidably mounted in the first slide ways 205, the stop block 204 is fixedly connected with the handle 203, a first elastic piece is disposed between the stop block 204 and the first slide way 205, and the first elastic piece has the tendency of enabling the stop block 204 to move towards one end close to the handle 203, and the first elastic piece is a first spring.

The two inserting blocks 202 are respectively mounted at the one end, towards the communication cabinet 100, of the rotating plate 200, the end, close to the inserting hole 303, of the inserting block 202 is disposed as inclined plane 201, the clamping plate 301 is provided with an inserting hole 303, the inserting block 202 may be inserted into the inserting hole 303, each stop block 204 is movably mounted in the inserting block 202 , so that when the handle 203 is pushed to compress the first elastic piece, the stop block 204 may retract to the inserting block 202. À spring expansion plate 405 is disposed between the rotating plate 200 and the bottom plate 400, and the spring expansion plate 405 is pushed to stretch out and draw back during rotation of the rotating plate 200. Therefore, when the rotating plate 200 is about to be rotated perpendicular to the ground, the handle 203 is pushed in a direction of compression of the first spring, so that handle 203 drives the stop block 204 to retract, during rotation of the rotating plate 200, the inserting block 202 will keep moving closer to the inserting hole 303 until the inserting block 202 is inserted into the inserting hole 303, then the handle 203 is released to enable the first spring to promote the stop block 204 to reset, the stop block 204 will extend into the clamping plate 301, the rotating plate 200 and the clamping plate 301 are clamped, and the rotating plate 200 is temporarily fixed, which is convenient for subsequent transportation.

In the embodiment, as shown in Figs. 3, 4, 5, 6, 7, 8 and 9, the packaging apparatus for a communication cabinet 100 assembly further includes an auxiliary clamping mechanism, which includes a rack 406, a helical gear shaft 304, a spring plate 307 and a second vibration reduction plate 308, the rack 406 is disposed on the bottom plate 400, the helical gear shaft 304 is rotatably and movably mounted on the sliding block 306, specifically, the helical gear shaft 304 includes a gear part 3041 and a shaft body part 3042 fixedly connected with the gear part 3041, and the shaft body part 3042 of the helical gear shaft 304 is rotatably and movably mounted on the sliding block 306. LU504266

The gear part 3041 of the helical gear shaft 304 is always engaged with the rack 406, the sliding block 306 moves to enable the gear part 3041 of the helical gear shaft 304 and the rack 406 to be in meshed transmission, the helical gear shaft 304 is enabled to rotate, the clamping plate 301 is provided with an installation cavity 309 disposed in the vertical direction, the spring plate 307 and the second vibration reduction plate 308 are initially disposed in the installation cavity 309, the spring plate 307 and the second vibration reduction plate 308 are connected through a second elastic piece, and the second elastic piece is a second spring. The spring plate 307 is in screw transmission with the shaft body part 3042 of the helical gear shaft 304. That is, in the initial state, as shown in Fig. 5, the spring plate 307 and the second vibration reduction plate 308 are located in the installation cavity 309, at this time, the shaft body part 3042 of the helical gear shaft 304 is in screw transmission with the spring plate 307, however, because the helical gear shaft 304 may rotate, the screw transmission between the helical gear shaft 304 and spring plate 307 fails, the gear part 3041 of the helical gear shaft 304 is meshed with the rack 406, which will drive the spring plate 307 and the second vibration reduction plate 308 to rotate synchronously, after the gear part 3041 of the helical gear shaft 304 rotates by 90 °, the spring plate 307 and the second vibration reduction plate 308 will contact with the bottom plate 400, due to the limit of the bottom plate 400, the spring plate 307 and the second vibration reduction plate 308 will no longer rotate, so when the gear part 3041 of the helical gear shaft 304 continues to be in meshed transmission with the rack 406, the screw transmission between the shaft body part 3042 of the helical gear shaft 304 and the spring plate 307 will be effective, that is, the continuous rotation of the helical gear shaft 304 will cause the spring plate 307 to move, and then the second spring is compressed to enable the second vibration reduction plate 308 to move towards the direction close to the communication cabinet 100.

By disposing the spring plate 307 and the second vibration reduction plate 308, the communication cabinet 100 is further clamped, and meanwhile, impact on the communication cabinet 100 during transportation is reduced. A third vibration reduction plate 401 is disposed at the upper end of the bottom plate 400 for vibration reduction on the bottom plate 400.

Combined with the above embodiments, the specific working principle and process are as follows.

During use, the staff pushes a roller at the lower end of the communication cabinet 100 to slide up to the bottom plate 400 along the inclined plane 201 of the rotating plate 200, so that the communication cabinet 100 is located between the two clamping plates 301. In the initial state, the first spring is in the original length, the handle 203 and the stop block 204 LU504266 fixedly connected with the handle 203 extend out, the handle 203 is pulled upwards to enable the rotating plate 200 to rotate around the rotating shaft 206, in the rotating process of the rotating plate 200, the rotating shaft 206 rotates to drive the screw shaft 403 to rotate through the tooth belt 404, the screw shaft 403 is disposed inside the bottom plate 400, a sliding block 306 is disposed at the lower end of the clamping plate 301, the sliding block 306 is slidably mounted on the bottom plate 400, a screw hole 305 is formed in the sliding block 306, the screw shaft 403 is in screw transmission with the screw hole 305, so that the rotation of the screw shaft 403 will drive the sliding block 306 to move, further, the clamping plate 301 is enabled to move in a direction close to the communication cabinet 100 to clamp the communication cabinet 100. In the application, by enabling the rotating plate 200 to rotate, the synchronous clamping and packaging of the communication cabinet 100 is completed in the process of folding the rotating plate 200, the rapid packaging of the communication cabinet 100 is realized, the clamping in four directions of packaging is realized through one action, and the operation is simple and convenient.

The helical gear shaft 304 is rotatably and movably installed on the sliding block 306, the bottom plate 400 is provided with a rack 406, the gear part 3041 of the helical gear shaft 304 is always meshed with the rack 406, in the moving process of the sliding block 306, the helical gear shaft 304 will be driven to rotate, the rotation of the helical gear shaft 304 will drive the rotation of the spring plate 307 in sleeving with it and the second vibration reduction plate 308 to rotate, the spring plate 307 and the second vibration reduction plate 308 are initially disposed in the installation cavity 309 formed in the vertical direction of the clamping plate 301, the rotation of the helical gear shaft 304 will drive the spring plate 307 in sleeving with it and the second vibration reduction plate 308 to rotate till contacting with the bottom plate 400, that is, the rotation stops after 90 °, the spring plate 307 is in screw transmission with the shaft body part 3042 of the helical gear shaft 304, the continuous rotation of the helical gear shaft 304 will cause the spring plate 307 to move, then the second spring is compressed to enable the second vibration reduction plate 308 to move towards the direction close to the communication cabinet 100, the communication cabinet 100 is further clamped, and meanwhile, due to the arrangement of the second vibration reduction plate 308 and the second spring, impact on the communication cabinet 100 during transportation is reduced.

When the rotating plate 200 is about to be rotated perpendicular to the ground, the handle 203 is pushed in a direction of compression of the first spring, so that the handle 203 drives the stop block 204 to retract, the clamping plate 301 is provided with an inserting hole 303,

the end, close to the inserting hole 303, of the inserting block 202 is disposed as an inclined LU504266 plane 201, during rotation of the rotating plate 200, the inserting block 202 will keep moving closer to the inserting hole 303 until the inserting block 202 is inserted into the inserting hole 303, then the handle 203 is released to enable the first spring to promote the stop block 204 to reset, the stop block 204 will extend into the clamping plate 301, the rotating plate 200 and the clamping plate 301 are clamped, and the rotating plate 200 is temporarily fixed, which is convenient for subsequent transportation.

After transportation, the communication cabinet 100 is dismantled. first, the handle 203 is pressed to unlock the stop block 204 and the clamping plate 301, then the rotating plate 200 is lowered to enable the rotating shaft 206 to rotate in the opposite direction, then the helical gear shaft 304 is engaged with the rack 406 in the opposite direction to drive the second vibration reduction plate 308 and the spring plate 307 to reset, and then the screw shaft 403 and the screw hole 305 are in screw transmission in the opposite direction to drive the sliding block 306 to move in the opposite direction, so that the clamping plate 301 moves towards the direction far away from the communication cabinet 100 to dismantle the packaging of the communication cabinet 100,

The above is only preferred embodiments of the application and not intended to limit the application, and any modifications, equivalent replacements, improvements and the like made within the spirit and principles of the application shall fall within the scope of protection of the application.

Claims

CLAIMS LU504266

1. A packaging apparatus for a communication cabinet assembly, configured for packaging and clamping a communication cabinet, comprising: a rotating plate, a bottom plate, at least one transmission mechanism and at least one clamping plate; the communication cabinet is disposed on the bottom plate, the at least one clamping plate is enclosed in the circumferential direction of the communication cabinet, a space is reserved between the clamping plate and the communication cabinet, and the clamping plate may move to clamp the periphery of the communication cabinet; the rotating plate is rotatably connected with the bottom plate through a rotating shaft, the rotating plate is rotatably disposed, the rotating plate may rotate to enable the rotating shaft to rotate, the rotating shaft rotates to drive the transmission mechanism, and the transmission mechanism is configured to enable the at least one clamping plate to be close to the communication cabinet to clamp the periphery of the communication cabinet; the number of the transmission mechanisms is two, the number of the clamping plates is two, each transmission mechanism is disposed corresponding to one clamping plate, each clamping plate is of a concave structure disposed in the vertical direction, and each clamping plate may clamp two right angles of the communication cabinet; the transmission mechanism comprises a toothed belt and a screw shaft, the screw shaft is disposed in the bottom plate, the rotating shaft is in transmission fit with the screw shaft through the toothed belt, a sliding block is disposed at the lower end of the clamping plate, the sliding block is slidably mounted on the bottom plate, a screw hole is formed in the sliding block, the screw hole is in screw transmission with the screw shaft, when the screw shaft rotates, the screw shaft is in screw fit with the screw hole to enable the sliding block to move, the sliding block moves to drive the clamping plate to move synchronously, and the clamping plate is enabled to be close to the communication cabinet to clamp the periphery of the communication cabinet.

2. The packaging apparatus for a communication cabinet assembly as claimed in claim 1, wherein the clamping plate is disposed to be a wood plate, a first vibration reduction plate is disposed inside the clamping plate, and the first vibration reduction plate is made of rubber.

3. The packaging apparatus for a communication cabinet assembly as claimed in claim 1, wherein the rotating plate is an inclined plate, its inclined plane is disposed upwards, and two ends of the rotating plate are provided with handles.

4. The packaging apparatus for a communication cabinet assembly as claimed in claim 3, further comprising two stop blocks and two inserting blocks; two first slide ways are formed in two ends of the rotating plate, and the handles are slidably mounted in the first slide ways;

the stop block is fixedly connected with the handle, a first elastic piece is disposed between LU504266 the stop block and the first slide way, and the first elastic piece has the tendency of enabling the stop block to move towards one end close to the handle; the two inserting blocks are respectively mounted at the one end, towards the communication cabinet, of the rotating plate, the clamping plate is provided with an inserting hole, the inserting block may be inserted into the inserting hole, each stop block is movably mounted in the inserting block, so that when the handle is pushed to compress the first elastic piece, the stop block may retract to the inserting block.

5. The packaging apparatus for a communication cabinet assembly as claimed in claim 2, further comprising a rack, a helical gear shaft, a spring plate and a second vibration reduction plate; the rack is disposed on the bottom plate, the helical gear shaft is rotatably and movably mounted in the sliding block, a gear part of the helical gear shaft is always engaged with the rack, the sliding block moves to enable the helical gear shaft and the rack to be in meshed transmission, the helical gear shaft is enabled to rotate, the rotation of the helical gear shaft will drive the spring plate in sleeving with it and the second vibration reduction plate to rotate, the clamping plate is provided with an installation cavity disposed in the vertical direction, the spring plate and the second vibration reduction plate are initially disposed in the installation cavity, the spring plate and the second vibration reduction plate are connected through a second elastic piece, and the spring plate is in screw transmission with a shaft body part of the helical gear shaft; the rotation of the helical gear shaft will drive the spring plate in sleeving with it and the second vibration reduction plate to rotate till contacting with the bottom plate, that is, the rotation stops after 90°, the continuous rotation of the helical gear shaft will cause the spring plate to move, then the second elastic piece is compressed to enable the second vibration reduction plate to move towards the direction close to the communication cabinet.