WO2022011856A1

WO2022011856A1 - Adjustable computer host chassis

Info

Publication number: WO2022011856A1
Application number: PCT/CN2020/120532
Authority: WO
Inventors: 沈丽红
Original assignee: 苏州裕谦信息科技有限公司
Priority date: 2020-07-13
Filing date: 2020-10-13
Publication date: 2022-01-20
Also published as: CN111782012B; CN111782012A

Abstract

An adjustable computer host chassis, comprising a host (1). The bottom of the host (1) is supported by a plurality of support leg structures arranged symmetrically; each support leg structure comprises an outer support leg (2), an upper support leg (3), and a lower support leg (4); the upper and lower ends of the outer support leg (2) are each provided with a sliding groove, and the upper support leg (3) fixed to the bottom of the host (1) and the lower support leg (4) in contact with the ground are slidably arranged in the upper and lower sliding grooves of the outer support leg (2), respectively. According to the adjustable computer host (1) chassis, the arrangement of the support leg structures can facilitate adjustment of the vertical height of the host (1); furthermore, the distance between the host (1) and a base (9) will increase as the host (1) rises, such that the height of the host (1) can be increased, and a data cable can be used; moreover, the heat dissipation of the host (1) can be improved to a certain extent by increasing the gap between the base (9) and the host (1); the provision of a limiting mechanism can prevent the host (1) from returning under gravity.

Description

An adjustable computer mainframe chassis

technical field

The invention relates to a computer mainframe case, in particular to an adjustable computer mainframe case.

Background technique

The accessories inside the computer host are relatively precise. If the computer host falls, the structure of the internal computer accessories will be damaged to a certain extent. In order to prevent it from falling, the computer host is generally placed on the ground. Most of the existing computer mainframe chassis cannot be adjusted in height, and data transmission is performed between the computer mainframe and the display screen through a data cable. As a result, the computer mainframe case needs to be raised, which is easy to cause the computer mainframe case to fall when it is collided, and because the bottom of the computer mainframe case is raised by padding other objects, it will cause the bottom of the computer mainframe case to be in contact with other objects. The objects are in contact with each other, so that there is no gap between the two, and the heat dissipation holes at the bottom of the computer mainframe are blocked, resulting in poor heat dissipation, which will increase the internal temperature of the computer mainframe to a certain extent and affect the work of the mainframe. In order to easily adjust the height of the computer mainframe, it is necessary to design an adjustable computer mainframe to meet the requirements.

technical solutions

The purpose of the present invention is to provide an adjustable computer mainframe chassis to solve the above-mentioned problems in the background art.

To achieve the above object, the present invention provides the following technical solutions:

An adjustable computer mainframe case, comprising a mainframe; the bottom of the mainframe is supported by a plurality of symmetrically arranged supporting leg structures; the supporting leg structure comprises an outer supporting leg, an upper supporting leg and a lower supporting leg; the outer supporting leg The upper and lower ends of the outer support leg are respectively provided with chutes, and the upper and lower chutes of the outer support leg are respectively slidable with an upper support leg fixed with the bottom of the main machine and a lower support leg in contact with the ground; One side of each chute is also provided with an upper opening and a lower opening respectively; an upper fixing block and a lower fixing block are symmetrically fixed on one end of the upper support leg and the lower support leg located in the outer support leg, respectively; the upper fixing block and the lower fixing block respectively slide through the upper opening and the lower opening of the outer supporting leg; a plurality of the outer supporting legs are symmetrically fixed on the outside of the base; Lower sliding push mechanism.

As a further solution of the present invention, the number of the pushing mechanisms is multiple and corresponds to the supporting leg structures one-to-one.

As a further solution of the present invention: the push mechanism includes an upper push rod, a lower push rod and a movable rod; the two ends of the base are symmetrically fixed with side plates; the side plates are slidably provided with movable rods; the One end of the movable rod close to the supporting leg structure is hinged with one end of the upper push rod and the lower push rod respectively; the other ends of the upper push rod and the lower push rod are hinged with the upper fixed block and the lower fixed block respectively; A driving mechanism for driving a plurality of movable rods to move outward respectively.

As a further solution of the present invention: the drive mechanism includes a fixed plate, a gear rod, a rotating shaft and a gear; the plurality of movable rods on the left side and the plurality of movable rods on the right side are respectively fixed on two fixed The two fixed plates on the two sides are respectively fixed with the two gear rods on the upper and lower sides; the two gear rods are respectively meshed with the gears, and the gears are fixed on the rotating shaft, and the rotating shaft is rotatably arranged on the base.

As a further solution of the present invention, the gear is provided with a turning handle which is convenient for the staff to turn.

As a further solution of the present invention: the base is also provided with a limit mechanism for limiting the reverse rotation of the gear; the limit mechanism includes a bevel gear, a limit rod, an L-shaped fixed rod and a limit spring; the bevel gear is fixed On the rotating shaft, the limit rod matched with the bevel gear is rotatably arranged on the base; an L-shaped fixed rod for restricting the counterclockwise rotation of the limit rod is fixed on the base, and between the L-shaped fixed rod and the limit rod Connected by limit springs.

As a further solution of the present invention: the upper support leg and the lower support leg are provided with an outward annular limit plate at one end of the outer support leg; both ends of the outer support leg are provided with inward annular clamps plate, and the inner diameter of the annular clamping plate is smaller than the outer diameter of the annular limiting plate.

beneficial effect

Compared with the prior art, the beneficial effects of the present invention are: by setting the supporting leg structure, it is easy to adjust the upper and lower heights of the host, and the distance between the host and the base increases with the rise of the host, so that not only can The height of the host is increased, so that the data cable can be used, and by increasing the gap between the base and the host, the heat dissipation of the host can be improved to a certain extent; by setting the limit mechanism, the host can be placed due to gravity. A reset occurs.

Description of drawings

FIG. 1 is a schematic structural diagram of an adjustable computer mainframe chassis.

FIG. 2 is a schematic structural diagram of a base in an adjustable computer mainframe chassis.

FIG. 3 is a schematic structural diagram of a support leg structure in an adjustable computer mainframe chassis.

In the figure: 1-host, 2-outer support leg, 3-upper support leg, 4-lower support leg, 5-upper fixing block, 6-lower fixing block, 7-upper push rod, 8-down push rod, 9 -Base, 10-side plate, 11-active rod, 12-fixed plate, 13-toothed rod, 14-rotating shaft, 15-gear, 16-rotating handle, 17-bevel gear, 18-limiting rod, 19-L shaped fixed rod, 20-limit spring.

Embodiments of the present invention

The technical solutions of the present invention will be described in further detail below in conjunction with specific embodiments.

Example 1

1-3, this embodiment provides an adjustable computer mainframe case, including a mainframe 1; the bottom of the mainframe 1 is supported by a plurality of symmetrically arranged support leg structures; the support leg structures include outer support legs 2. The upper support leg 3 and the lower support leg 4; the upper and lower ends of the outer support leg 2 are respectively provided with chutes, and the upper and lower chutes of the outer support leg 2 are respectively slidable with the bottom of the host 1. The upper support leg 3 and the lower support leg 4 in contact with the ground; one side of the upper and lower two chutes of the outer support leg 2 is also provided with an upper opening and a lower opening respectively; the upper support leg 3 and the lower support leg 4 An upper fixing block 5 and a lower fixing block 6 are respectively fixed symmetrically on one end located in the outer support leg 2; the upper fixing block 5 and the lower fixing block 6 slide through the upper opening and the lower opening of the outer support leg 2 respectively; Each of the outer support legs 2 is symmetrically fixed on the outside of the base 9; the base 9 is also provided with a pushing mechanism that pushes the upper fixed block 5 to slide upward and the lower fixed block 6 to slide downward; When the fixed block 5 slides upward and the lower fixed block 6 slides downward, the base 9 can be driven to rise, and the main machine 1 fixed on the upper end of the outer support leg 2 can be driven to rise, and the gap between the main machine 1 and the base 9 will also increase. Therefore, not only the height of the host 1 can be adjusted to meet the requirements, but also the heat dissipation of the host 1 can be improved to a certain extent by increasing the gap between the base 9 and the host 1 .

In order to facilitate the adjustment of the height of the supporting leg structure, the number of the pushing mechanisms is multiple and corresponds to the supporting leg structure one-to-one.

The pushing mechanism includes an upper pushing rod 7, a lower pushing rod 8 and a movable rod 11; the two ends of the base 9 are symmetrically fixed with side plates 10; the side plates 10 are slidably provided with movable rods 11; One end of the rod 11 close to the support leg structure is hinged with one end of the upper push rod 7 and the lower push rod 8 respectively; the other ends of the upper push rod 7 and the lower push rod 8 are hinged with the upper fixed block 5 and the lower fixed block 6 respectively; There is also a driving mechanism on the base 9 for driving a plurality of movable rods 11 to move outward respectively. In this way, when the driving mechanism drives the plurality of movable rods 11 to move outward, the movable rods 11 drive the upper push rod 7 and the lower push rod 8 to swing downward, thereby pushing the upper fixed block 5 to slide upward and the lower fixed block 6 to move upward. Swipe down.

In order to facilitate the simultaneous movement of a plurality of movable rods 11, the driving mechanism includes a fixed plate 12, a toothed rod 13, a rotating shaft 14 and a gear 15; the plurality of movable rods 11 on the left and the plurality of The movable rods 11 are respectively fixed on the two fixed plates 12; the two fixed plates 12 on both sides are respectively fixed with the two toothed rods 13 on the upper and lower sides; the two toothed rods 13 are respectively meshed with the gears 15, And the gear 15 is fixed on the rotating shaft 14, and the rotating shaft 14 is rotated and arranged on the base 9; in this way, when the gear 15 rotates counterclockwise, it drives the two toothed rods 13 to move outward, thereby pushing the two fixed plates 12 to move outward, Thus, the plurality of movable rods 11 are driven to move outward.

The gear 15 is provided with a turning handle 16 which is convenient for the staff to turn.

After the height of the main engine 1 is adjusted, in order to prevent the gear 15 from reversing and causing the main engine 1 to descend, the base 9 is also provided with a limit mechanism for restricting the reverse rotation of the gear 15; the limit mechanism includes a bevel gear 17, a limit A rod 18, an L-shaped fixing rod 19 and a limit spring 20; the bevel gear 17 is fixed on the rotating shaft 14, and the limit rod 18 matched with the bevel gear 17 is rotatably arranged on the base 9; the base 9 is fixed on the useful The L-shaped fixed rod 19 that restricts the counterclockwise rotation of the limit rod 18, and the L-shaped fixed rod 19 and the limit rod 18 are connected by a limit spring 20; It can only be rotated counterclockwise. When the height of the main engine 1 needs to be lowered, the limit rod 18 is rotated to separate it from the bevel gear 17, so that the gear 15 can be reversed.

The working principle of this embodiment is: when the gear 15 rotates counterclockwise, it drives the two toothed rods 13 to move outward, thereby pushing the two fixed plates 12 to move outward, thereby driving the plurality of movable rods 11 to move outward. The movable rod 11 drives the upper push rod 7 and the lower push rod 8 to swing downward, thereby pushing the upper fixing block 5 to slide upward and the lower fixing block 6 to slide downward, so as to drive the base 9 to rise and drive the The host 1 rises, and the gap between the host 1 and the base 9 will also increase, so that not only the height of the host 1 can be adjusted to meet the needs, but also by increasing the gap between the base 9 and the host 1, to a certain extent The heat dissipation of the host 1 is improved. The gear 15 can only be rotated counterclockwise by the action of the limit rod 18. When the height of the main engine 1 needs to be lowered, the limit rod 18 is rotated to separate it from the bevel gear 17, so that the gear 15 can be reversed.

Example 2

This embodiment is further improved on the basis of Embodiment 1. The improvement is: in order to prevent the upper support leg 3 and the lower support leg 4 from falling off from the outer support leg 2, resulting in the instability of the bottom structure of the host 1, the upper support The leg 3 and the lower support leg 4 are located in one end of the outer support leg 2 with an outward annular limit plate; both ends of the outer support leg 2 are provided with an inward annular clip, and the inner diameter of the annular clip is It is smaller than the outer diameter of the annular limit plate, and this arrangement can prevent the upper support leg 3 and the lower support leg 4 from falling off from the outer support leg 2 .

The above descriptions are only embodiments of the present invention, and common knowledge such as well-known specific structures and characteristics in the solution are not described too much here. It should be pointed out that for those skilled in the art, on the premise of not departing from the structure of the present invention, several modifications and improvements can also be made, which should also be regarded as the protection scope of the present invention, and these will not affect the implementation of the present invention. Effectiveness and utility of patents. The scope of protection claimed in this application shall be based on the content of the claims, and the descriptions of the specific implementation manners in the description can be used to interpret the content of the claims.

Claims

An adjustable computer mainframe case, comprising a mainframe (1); the bottom of the mainframe (1) is supported by a plurality of symmetrically arranged supporting leg structures; characterized in that, the supporting leg structures comprise outer supporting legs (2), The upper support leg (3) and the lower support leg (4); the upper and lower ends of the outer support leg (2) are respectively provided with chutes, and the upper and lower chutes of the outer support leg (2) are respectively slidable with The upper support leg (3) fixed with the bottom of the main machine (1) and the lower support leg (4) in contact with the ground; the upper and lower chutes of the outer support leg (2) are respectively provided with an upper opening and a lower opening; an upper fixing block (5) and a lower fixing block (6) are symmetrically fixed on one end of the upper support leg (3) and the lower support leg (4) located in the outer support leg (2), respectively; The fixing block (5) and the lower fixing block (6) slide through the upper opening and the lower opening of the outer support leg (2) respectively; a plurality of the outer support legs (2) are symmetrically fixed on the outer side of the base (9); The base (9) is also provided with a pushing mechanism for pushing the upper fixing block (5) to slide upward and the lower fixing block (6) to slide downward.
The adjustable computer mainframe chassis according to claim 1, wherein the number of the pushing mechanisms is plural and corresponds to the supporting leg structures one-to-one.
The adjustable computer mainframe case according to claim 2, wherein the pushing mechanism comprises an upper pushing rod (7), a lower pushing rod (8) and a movable rod (11); A side plate (10) is fixed symmetrically at both ends; a movable rod (11) is slidably arranged on the side plate (10); One end of the lower push rod (8) is hinged; the other ends of the upper push rod (7) and the lower push rod (8) are hinged with the upper fixing block (5) and the lower fixing block (6) respectively; the base (9) ) is also provided with a driving mechanism for driving a plurality of movable rods (11) to move outward respectively.
The adjustable computer mainframe case according to claim 3, wherein the driving mechanism comprises a fixing plate (12), a gear rod (13), a rotating shaft (14) and a gear (15); The movable rod (11) and the plurality of movable rods (11) located on the right side are respectively fixed on two fixing plates (12); The two toothed rods (13) on the side are fixed; the two toothed rods (13) are respectively meshed with the gear (15), and the gear (15) is fixed on the rotating shaft (14), and the rotating shaft (14) is rotatably arranged on the base ( 9) on.
The adjustable computer mainframe case according to claim 4, characterized in that, the gear (15) is provided with a turning handle (16) which is convenient for the staff to turn. 6. Type claim 6 here.
The adjustable computer mainframe chassis according to claim 4, characterized in that, a limit mechanism for limiting the reverse rotation of the gear (15) is further provided on the base (9); the limit mechanism comprises a bevel gear (17), A limit rod (18), an L-shaped fixed rod (19) and a limit spring (20); the bevel gear (17) is fixed on the rotating shaft (14), and the limit rod ( 18) Rotationally arranged on the base (9); an L-shaped fixing rod (19) for restricting the counterclockwise rotation of the limiting rod (18) is fixed on the base (9), and the L-shaped fixing rod (19) is connected with the limiting rod (19). The position rods (18) are connected by limit springs (20).
The adjustable computer mainframe case according to claim 1, characterized in that, the upper support leg (3) and the lower support leg (4) are located in one end of the outer support leg (2) with an outward annular limit. A position plate; both ends of the outer support leg (2) are provided with inward annular clamping plates, and the inner diameter of the annular clamping plate is smaller than the outer diameter of the annular limiting plate.