TWM622376U - Power supply and buckling member thereof - Google Patents

Abstract

An engaging piece includes a connecting body, a connecting portion, a hook and a toggle portion. The connecting body is an elastic structure, the connecting portion is connected to the connecting body and is arranged in parallel with the connecting body, and the hook is connected to the side of the connecting portion away from the connecting body. It protrudes to the side of the connecting part, and the connecting part can be accommodated in the mounting hole on the outer shell of the power supply by the distance generated by the parallel setting of the connecting part and the connecting body, so that the hook protrudes on the outer body of the power supply. The length outside the outer casing can be increased by at least the length equivalent to the thickness of the outer casing. Therefore, on the premise of keeping the internal space of the outer casing of the power supply unchanged, the length of the hook protruding outside the outer casing can be increased to ensure The stability of the connection with the main casing will not affect the plug-in assembly of the power supply and the main casing.

Description

Power supply and its clip

The utility model relates to the technical field of power supplies, in particular to a power supply with stable connection and a clamping part thereof.

The power supply device is a device that converts alternating current or direct current into a stable DC power supply required by various electrical equipment. The power supply device connects external power through a power cord inserted into its power socket to convert the output to each electrical equipment.

A general redundant power supply device or a high-power power supply device usually has more than two power supplies to supply power alternately, so several power supplies that alternately supply power are usually installed in a main casing. At the same time, a clamping structure is arranged between the power supply and the main casing, and the power supply is detachably clamped to the main casing through the clamping structure.

As shown in FIG. 1 to FIG. 2 , a conventional engaging structure is a spring piece 120 ′ disposed in the housing 110 ′ of the power supply 100 ′. The spring piece 120 ′ has a hook 121 ′, the hook 121 ′ The length of the casing 110' is generally 2.7mm, and the hook 121' protrudes through the through hole 111' on the casing 110' to be connected with the main casing. Since the thickness D2' of the casing 110' is generally 0.8mm, so The protruding length D3 ′ of the hook 121 ′ is about 1.9 mm, and the protruding length D3 ′ of the hook 121 ′ is short so that it is easy to fall off from the main casing. In addition, the width D1 ′ of the accommodating space in the housing 110 ′ of the power supply 100 ′ for pressing the elastic pieces 120 ′ is generally 2.7 mm, so as to ensure that the hook 121 ′ can sink into the housing 110 ′. if passed The length of the hook 121' is increased to strengthen the stability of its connection with the main casing, and when the width D1' of the accommodating space in the casing 110' is given, the hook 121' cannot sink into the casing completely. inside the body 110', thereby affecting the plug-in assembly of the power supply 100' and the main casing.

Therefore, it is necessary to provide an engaging member that can increase the extension length of the hook while keeping the internal space of the power supply unchanged, so as to solve the above problems.

The purpose of the present invention is to provide an engaging member which can increase the extension length of the hook on the premise of keeping the internal space of the power supply unchanged.

Another object of the present invention is to provide a power supply capable of increasing the extension length of the hook on the premise of keeping the internal space unchanged, so as to ensure the stability of the connection with the main casing.

In order to achieve the above purpose, the present invention provides an engaging piece, which includes a connecting body, a connecting portion, a hook and a toggle portion. The hook is connected to the side of the connecting part away from the connecting body and protrudes laterally of the connecting part; the toggle part is connected to the connecting body and can be driven when the toggle part is under force The connecting body moves and deforms.

Preferably, the hook is provided with an inclined surface, and the inclined surface is gradually inclined from the end of the hook away from the connecting portion to approach the end connected to the connecting portion.

Preferably, the connecting body, the connecting portion and the hook are stepped.

Preferably, the toggle portion is connected to one end of the connecting body away from its installation position, and the toggle portion and the connecting body are disposed on the same plane, parallel to, or at an angle.

Preferably, the engaging piece further includes an engaging piece, the engaging piece is connected to an end of the toggle portion away from the connecting body, and the engaging piece and the toggle portion are disposed on the same plane or at an included angle.

Preferably, the engaging piece and the connecting body are arranged on the same plane or parallel to each other.

Preferably, the connecting body, the connecting portion and the hook are integrally formed.

Correspondingly, the present invention also provides a power supply, which includes an outer casing and the above-mentioned engaging piece, wherein, the outer casing has an accommodating space, and the outer casing is provided with a mounting hole that communicates with the accommodating space. The connecting body of the assembly is accommodated in the accommodating space and connected to the outer casing, the connecting part is accommodated in the mounting hole, the hook protrudes out of the outer casing for detachably clamping with the main casing, and the toggle part It protrudes out of the outer casing, and when the toggle portion is stressed, it can drive the connecting body to move in the accommodating space and generate deformation, thereby driving the connecting portion and the hook to move into the outer casing.

Preferably, the size of the mounting hole is larger than that of the connecting portion.

Preferably, the hook is provided with an inclined surface, and the inclined surface is gradually inclined from the end of the hook away from the connecting portion to approach the end connected with the connecting portion. When the power supply is installed in the main casing, the inclined surface interacts with the main casing. And make the hook move into the casing.

Preferably, the power supply further includes a sheath, and the sheath is detachably connected to the toggle portion.

Preferably, the engaging piece further includes an engaging piece, the engaging piece is connected to one end of the toggle portion and disposed on the same plane or at an angle, and the sheath is connected to the toggle portion and the engaging piece.

Preferably, a first groove and a second groove communicate with each other on the sheath, and the toggle portion and the engaging piece are respectively inserted into the first groove and the second groove.

Compared with the prior art, due to the engaging piece of the present invention, a connecting portion is added before the connecting body and the hook, and the connecting portion and the connecting body are arranged in parallel, and the hook is connected to the side of the connecting portion away from the connecting body and is parallel to the connecting portion. It protrudes to the side of the connecting part, so that when the engaging part is installed in the outer casing of the power supply, the connecting part is accommodated in the installation hole on the outer casing and the hook is protruding It extends out of the outer casing to be detachably clamped with the main casing, so that the length of the hook protruding from the outer casing can be increased at least by the thickness of the outer casing. Under the premise that the internal space of the body remains unchanged, the length of the hook protruding outside the outer casing can be increased to ensure the stability of the connection with the main casing, and at the same time to ensure that the hook can sink into the outer casing without affecting the power supply. Plug-and-socket assembly with the main case. Correspondingly, the power supply with the engaging member also has the same technical effect.

100, 100`: power supply

124: toggle

110, 110`: shell

111: The first shell

111`: through hole

112: Second shell

113: Mounting holes

114: accommodating space

120: Snap parts

120`: Shrapnel

121: Connect the body

121`: hook

1211: Fixed end

122: Connection part

123: hook

1231: Bevel

125: Transition Department

126: Snaps

130: Sheath

131: First groove

132: Second groove

140: Fan

150: Power socket

160: circuit board

200: Main case

210: snap hole

D1, D1`: width

D2, D2`: Thickness

D3, D3`: length

FIG. 1 is an exploded view of a prior art power supply.

FIG. 2 is a cross-sectional view of a power supply in the prior art.

FIG. 3 is a schematic diagram of the structure of the novel power supply.

FIG. 4 is a left side view of FIG. 3 after removing the sheath.

FIG. 5 is an exploded view of FIG. 3 .

FIG. 6 is a schematic structural diagram of the engaging member in FIG. 5 .

FIG. 7 is an exploded view of another angle of the engaging member and the sheath in FIG. 5 .

FIG. 8 is a cross-sectional view of the power supply of FIG. 3 .

FIG. 9 is an enlarged schematic view of part A in FIG. 8 .

FIG. 10 is a schematic diagram of the state in which the clip in FIG. 8 is hooked into the housing.

FIG. 11 is a schematic diagram of the state in which the power supply and the main casing of FIG. 8 are clamped.

Embodiments of the present invention will now be described with reference to the drawings in which like reference numerals represent like elements. The power supply 100 provided by the present invention is pluggable with the main casing 200 Assembly connection, wherein the main casing 200 is provided with a snap hole 210 for engaging with the power supply 100, as shown in FIG. 11, and at least one power supply 100 can be assembled in one main casing 200, the main The structure of the casing 200 is a conventional structure in the art, and will not be described in detail here.

3 to 5 and FIG. 11 , the power supply 100 provided by the present invention includes an outer casing 110 and at least one engaging member 120 . The engaging member 120 is fixed in the outer casing 110 and protrudes out of the outer casing 110 for detachably clamping with the main casing 200 , thereby realizing the detachable plug-in assembly of the power supply 100 and the main casing 200 .

In addition, the power supply 100 further includes a sheath 130 , the sheath 130 is detachably connected to the end of the engaging member 120 , and the engaging member 120 can be operated more conveniently through the sheath 130 .

More specifically, the outer casing 110 includes a first casing 111 and a second casing 112 which are matched with each other. A accommodating cavity is formed in the first casing 111 and the second casing 112, and the accommodating cavity is provided with the fan 140, The power socket 150 , the circuit board 160 , etc., the fan 140 , the power socket 150 , the circuit board 160 , etc. are all conventional arrangements in the art, and will not be described in detail here. The following mainly describes the outer casing 110 and the engaging member 120 .

3 to 5 and FIG. 11 , at least one mounting hole 113 is formed through the first housing 111 or/and the second housing 112 , and the outer housing 110 has at least one mounting hole 113 in communication with the mounting hole 113 . accommodating space 114, the engaging piece 120 is arranged in the accommodating space 114 and fixed to the first casing 111 or the second casing 112 or other parts, and meanwhile, the engaging piece 120 protrudes out of the outer casing through the mounting hole 113 The outside of 110 is used for detachably engaging with the main casing 200 , and the engaging member 120 can be moved in the accommodating space 114 to be separated from the main casing 200 . In one embodiment, mounting holes 113 are opened on the side plate of the first casing 111 , and at the same time, an accommodating space 114 is formed between the first casing 111 and the power socket 150 (see FIG. 4), but not limited to this setting.

4 to 6 and FIG. 11 , the engaging member 120 includes a connecting body 121 , a connecting portion 122 , a hook 123 and a toggle portion 124 . The connecting body 121 has an elastic structure and one end of the connecting body 121 forms a fixed end 1211. The fixed end 1211 is used to be fixed with the first housing 111 or other parts; the connecting part 122 is connected to one end of the connecting body 121 away from the fixed end 1211 and is The connecting bodies 121 are arranged in parallel, the hooks 123 are connected to the connecting portion 122 and protrude laterally, and the connecting body 121 and the hooks 123 are located on both sides of the connecting portion 122 . The toggle portion 124 is connected to the connecting body 121 and protrudes from one end away from the fixed end 1211 . The toggle portion 124 can drive the connecting body 121 to move and deform when the toggle portion 124 is stressed. After the engaging member 120 is installed in the outer casing 110, the connecting body 121 thereof is accommodated in the accommodating space 114 (see FIG. 4), and the fixed end 1211 is fixed to the first casing 111 or other parts through the connecting member. is accommodated in the mounting hole 113 , the hook 123 protrudes out of the outer casing 110 for detachably clamping with the main casing 200 ; the toggle portion 124 protrudes from the outer casing 110 from the end of the power supply 100 In addition, the direction in which the toggle portion 124 protrudes out of the outer casing 110 intersects with the direction in which the hook 123 protrudes out of the outer shell 110 . When the toggle portion 124 is stressed, it can drive the connecting body 121 to accommodate The space 114 moves and deforms, thereby driving the connecting portion 122 and the hook 123 to move so that the hook 123 is separated from the main casing 200 , thereby realizing the plug-in assembly of the power supply 100 and the main casing 200 .

As shown in FIG. 6 to FIG. 7 and FIG. 11 , the connecting portion 122 is connected to the connecting body 121 through at least one transition portion 125 . The transition portion 125 may be in an arc shape, a plane or other structures, and the hook 123 is vertically connected to the connecting portion 122 . , so that the connecting body 121 , the connecting portion 122 and the hook 123 are stepped. In addition, the hook 123 is provided with an inclined surface 1231 , and the inclined surface 1231 is gradually inclined from the end of the hook 123 away from the connecting portion 122 to the end connected to the connecting portion 122 . , the inclined surface 1231 is gradually inclined close to the connecting part 122, that is, the In the insertion direction of the power supply 100 being inserted into the main casing 200, the inclined surface 1231 forms an included angle with the aforementioned insertion direction. Therefore, during the process of inserting the power supply 100 into the main casing 200, the inclined surface 1231 has a guiding function and passes through the main casing 200. The interaction between the inclined surface 1231 and the main casing 200 pushes the hook 123 to move into the first casing 111 , so that the power supply 100 is smoothly inserted into the main casing 200 . When the engaging hole 210 on the shell 200 is located, the engaging hook 123 is automatically ejected under the elastic force of the connecting body 121 and is engaged in the engaging hole 210 to realize the engaging.

3, 6 to 7, the size of the mounting hole 113 is larger than the size of the connecting portion 122, so that the connecting portion 122 can be accommodated in the mounting hole 113 and can slide therein. Therefore, through the connecting portion 122 and the The distance created by the parallel arrangement of the connecting bodies 121 enables the connecting portion 122 to be accommodated in the mounting hole 113 , so that the hook 123 can completely protrude out of the first casing 111 without overcoming the first casing 111 , that is, under the condition that the length of the hook 123 itself remains unchanged, the length of the hook 123 protruding beyond the first casing 111 increases by at least one thickness of the first casing 111 .

8 to 11 , in a specific embodiment of the present invention, the width D1 of the accommodating space 114 formed between the first housing 111 and the power socket 150 is 2.7 mm, and the width D1 of the first housing 111 is 2.7 mm. The thickness D2 is 0.8mm, and the length D3 of the hook 123 is 2.7mm. Through the setting of the mounting hole 113 and the connecting portion 122, after the connecting portion 122 is accommodated in the mounting hole 113, the hook 123 does not need to pass through the first shell The body 111 extends out of the first housing 111 as a whole, that is, the length of the hook 123 protruding from the first housing 111 is 2.7 mm; at the same time, the width D1 of the accommodating space 114 can The need for the hook 123 to completely sink into the first casing 111 will not affect the plug-in assembly of the power supply 100 and the main casing 200 . Compared with the structure of the elastic sheet 120 ′ in the prior art shown in FIG. 2 , on the premise that the width of the accommodating space 114 is the same and the length of the hook 123 is the same, the hook 123 in this embodiment extends out of the first housing 111 The length of the first shell 111 is longer than that of the existing method, so that On the premise that the internal space of the power supply 100 remains unchanged, the connection between the power supply 100 and the main casing 200 is more stable. Understandably, the above-mentioned numerical values are only required for illustration, and are not intended to limit the scope of the application of the present invention. In addition, when the engaging member 120 is connected to the second casing 112 , the connection method is the same as that of the first casing 111 .

6 to 7 again, the toggle portion 124 is connected to one end of the connecting body 121 away from the fixed end 1211 thereof, and the toggle portion 124 and the connecting body 121 are disposed on the same plane or parallel or at an angle. In an embodiment of the present invention, the toggle portion 124 is connected to the side of the connecting body 121 away from the connecting portion 122 , and the toggle portion 124 is perpendicular to the connecting body 121 , and the connecting body 121 can be driven by pushing the toggle portion 124 move. Of course, the toggle portion 124 can also be formed by directly extending from one end of the connecting body 121 close to the connecting portion 122 , and the toggle portion 124 and the connecting body 121 can be arranged in the same plane or bent with a certain angle.

In the present invention, the connecting body 121 , the connecting portion 122 , the hook 123 and the toggle portion 124 are preferably integrally formed. However, it is not limited to this, and can also be set separately and then connected as a whole.

Referring to FIGS. 6 to 7 and 11 again, the engaging member 120 further includes an engaging piece 126 . The engaging piece 126 is connected to the end of the toggle portion 124 away from the connecting body 121 , and the engaging piece 126 is connected to the toggle portion 121 . The movable portion 124 is arranged at an included angle. In a specific embodiment, the engaging piece 126 is arranged perpendicular to the toggle portion 124 , and the engaging piece 126 and the connecting body 121 are arranged on the same plane or parallel to each other. Correspondingly, the sheath 130 is in a bent shape and has a first groove 131 and a second groove 132 that communicate with each other. The toggle portion 124 and the engaging piece 126 are respectively inserted into the first groove 131 and the second groove 131 In the two grooves 132 , when the sheath 130 is stressed, it can drive the connecting body 121 of the engaging member 120 to move, so that the hook 123 is separated from the main casing 200 , so that the power supply 100 can be detached from the main casing 200 away, the sheath 130 is positioned such that The operation of the toggle engaging member 120 is easier. Wherein, the engaging piece 126 and the toggle portion 124 are not limited to be arranged at an angle, and the two can also be arranged in the same plane or parallel; the sheath 130 is also not limited to be arranged perpendicular to the toggle portion 124, It can also be matched with the shape of the engaging piece 120 and the engaging piece 126 and their usage.

The following describes the installation and clamping of the novel power supply 100 and the engaging member 120 with reference to FIGS. 3 to 11 again.

After the engaging member 120 is installed in the outer casing 110, the connecting body 121 is accommodated in the accommodating space 114, and the first casing 111 is fixed by the fixing end 1211, and the connecting portion 122 is accommodated in the installation hole 113, and the card The hook 123 completely protrudes from the side of the first shell 111 , and the toggle portion 124 protrudes from the front of the outer shell 110 , that is, the hook 123 and the toggle portion 124 are located on two sides of the outer shell 110 , respectively. As shown in Figure 3.

When the power supply 100 is assembled in the main casing 200 , the power supply 100 is slidably inserted into the main casing 200 . During this process, the inclined surface 1231 of the hook 123 has a guiding function and interacts with the inner wall of the main casing 200 . action, thereby pushing the hook 123 to move and sink into the first housing 111. During this process, the connecting body 121 is deformed, so that the power supply 100 can be smoothly inserted into the main housing 200; when the power supply 100 slides to the When the hook 123 corresponds to the engaging hole 210 on the main casing 200 , the connecting body 121 recovers the deformation and drives the hook 123 to pop out and engage in the engaging hole 210 , as shown in FIG. 11 , thereby connecting the power supply 100 is assembled on the main casing 200. Since the length of the hook 123 protruding out of the first casing 111 is relatively long, it can achieve stable clamping with the main casing 200, preventing the power supply 100 from being pulled from the main casing 200. It falls off in the middle and meets the vibration test requirements.

When the power supply 100 needs to be detached, press the sheath 130 in the direction indicated by the arrow F1 in FIG. 8 , thereby driving the connecting body 121 to move in the accommodating space 114 in the direction indicated by the arrow F1 When the hook 123 is completely sunk into the first casing 111 , the power supply 100 can be pulled to be pulled out from the main casing 200 .

To sum up, because of the engaging member 120 of the present invention, a connecting portion 122 is added before the connecting body 121 and the hook 123, and the connecting portion 122 is arranged in parallel with the connecting body 121, and the hook 123 is connected to the connecting portion 122 away from the connecting body. One side of 121 protrudes toward the side of the connecting portion 122 , so that when the engaging member 120 is installed in the outer casing 110 of the power supply 100 , the connecting portion 122 is accommodated in the mounting hole 113 on the outer casing 110 , and make the hook 123 protrude out of the outer casing 110 for detachable clamping with the main casing 200 , so that the length of the hook 123 protruding out of the outer casing 110 can be increased at least equal to the thickness of the outer casing 110 Therefore, on the premise of keeping the inner space of the outer casing 110 of the power supply 100 unchanged, the length of the hook 123 protruding outside the outer casing 110 can be increased to ensure the stability of the connection with the main casing 200 , to prevent the power supply 100 from falling off the main casing 200 , to meet the vibration test requirements, and to ensure that the hook 123 can completely sink into the outer casing 110 , without affecting the plug-in assembly of the power supply 100 and the main casing 200 .

Correspondingly, the power supply 100 with the engaging member 120 also has the same technical effect.

The above disclosures are only the preferred embodiments of the present invention, which of course cannot limit the scope of the rights of the present invention. Therefore, equivalent changes made according to the scope of the patent application of the present invention are still within the scope of the present invention.

100: Power supply

110: Shell

111: The first shell

112: Second shell

113: Mounting holes

122: Connection part

123: hook

124: toggle

130: Sheath

140: Fan

150: Power socket

Claims (13)

An engaging piece, comprising: a connecting body in the form of an elastic structure and one end of which is used to connect to an installation site; a connecting part, which is connected to the connecting body and is arranged in parallel with the connecting body; a hook, which connects a side of the connecting portion away from the connecting body and protruding toward the side of the connecting portion; and a toggle portion, which is connected to the connecting body, and can drive the connecting body to move and move when the toggle portion is stressed. produce deformation. The engaging piece according to claim 1, wherein the hook is provided with an inclined surface, and the inclined surface is gradually inclined from the end of the hook away from the connecting portion to approach the end connected to the connecting portion. The engaging piece according to claim 1, wherein the connecting body, the connecting portion and the hook are stepped. The engaging piece according to claim 1, wherein the toggle portion is connected to an end of the connecting body away from its installation position, and the toggle portion and the connecting body are disposed on the same plane, parallel to, or at an included angle. The engaging piece according to claim 4, further comprising an engaging piece, the engaging piece is connected to the end of the toggle portion away from the connecting body, and the engaging piece and the toggle portion are on the same plane or Angled setting. The engaging piece according to claim 5, wherein the engaging piece and the connecting body are arranged on the same plane or parallel to each other. The engaging piece according to claim 1, wherein the connecting body, the connecting portion and the hook are integrally formed. A power supply includes: an outer casing with an accommodating space in the outer casing, and a mounting hole communicating with the accommodating space is formed through the outer casing; and the engaging piece according to any one of claims 1 to 7, wherein the The connecting body is accommodated in the accommodating space and connected to the outer casing, the connecting portion is accommodated in the mounting hole, and the hook protrudes out of the outer casing for detachably clamping with a main casing , the toggle portion protrudes out of the outer casing, and when the toggle portion is stressed, it can drive the connecting body to move in the accommodating space and generate deformation, thereby driving the connecting portion and the hook to move into the shell . The power supply of claim 8, wherein the size of the mounting hole is larger than the size of the connecting portion. The power supply as claimed in claim 8, wherein the hook is provided with an inclined surface, and the inclined surface is gradually inclined from the end of the hook away from the connecting portion to approach the end connected to the connecting portion, and the power supply is installed on the When inside the main casing, the inclined surface interacts with the main casing to move the hook into the outer casing. The power supply according to claim 8, further comprising a sheath, the sheath is detachably connected to the toggle portion. The power supply according to claim 11, wherein the engaging member further comprises an engaging piece, the engaging piece is connected to one end of the toggle portion and is disposed on the same plane or at an included angle, and the sheath is connected on the toggle portion and the engaging piece. The power supply according to claim 12, wherein a first groove and a second groove communicated with each other are formed on the sheath, and the toggle portion and the engaging piece are respectively inserted into the first groove groove and the second groove.

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