TWM636353U - Shell opening device of point of sale - Google Patents

Abstract

The present invention is a shell opening device of a sales terminal, which is equipped with two hinges in a frame of the front and rear shells, one left and one right, and after the front and rear shells are unlocked, the two hinges will open the front shell. The frame is lifted up, and then can be pushed out to avoid the collision between the original front casing and the frame of the rear casing when the front casing is to be opened or closed. The two hinges each include a base, a sliding plate, a swing arm, a swing arm spring, a positioning rod, a positioning rod spring, a front housing pivoting shaft, and a positioning release mechanism. The sliding plate slides away on the base, and is driven by the swing arm to lift the frame of the front case and push it out, so that the front case and the front case can be separated when the front case is opened or closed. Collision between the two frames of the rear housing.

Description

Shell opening device of sales terminal

The sales terminal described in the present invention belongs to a kind of computer, and the English is POS (Point of Sales), which can be placed on the table and can be used for the computer used for checkout in stores. As shown in the known sales terminal 10 in Fig. 1, especially the structure of this kind of sales terminal is a front casing and a rear casing, and the four frames of the front casing are the four sides covered to the rear casing. Outside the frame; the front shell is provided with a touch panel and a liquid crystal display, and the rear shell is provided with a computer motherboard. Please refer to the sectional view of the known sales terminal in FIG. 2 , the front housing 101 of the known sales terminal 10 is provided with a touch panel 1011 and a liquid crystal display 1012 ; the rear housing 102 is provided with a computer motherboard 1021 . Sales terminals are also known as cash registers or cash register checkout systems.

With the structure of the above-mentioned point-of-sale terminal, when maintenance or repair is to be done in other people's stores, the front casing must be removed first, and a place to be placed can be started before the operation can be started, which will cause trouble. If a hinge is installed between the front casing and the rear casing, after the lock of the front and rear casings is released, the front casing can be opened and hung on the rear casing, so that it is unnecessary to find a place to place and remove the hinge. Problems with the front case.

However, such a structure requires the opening action of the front casing. If only two conventional hinges with only one pivot shaft core are installed on the left and right sides of a frame 103, as shown in Figure 3, during the process of opening or closing the cover, the frame on the side of the front case where the hinge is installed will collide with the frame on the same side of the rear case, as shown in Figure 3 The position indicated by the arrow A in the schematic diagram of the collision of the two frames cannot achieve the function of opening. Therefore, to install the hinge, it is necessary to first solve the problem that the frames will collide when they are opened or closed.

The present invention is a casing opening device of a sales terminal, which is to make the front casing of the sales terminal openable, and solve the problem when the front and rear casings are opened or closed. The frame of the frame will collide with each other, so that the frame of the front case can get out of the way of the frame of the rear case without colliding with each other.

The present invention is a shell opening device of a sales terminal, which is to install two hinges in a frame of the front shell and a frame of the same side of the rear shell, one left and one right; each of the two hinges includes a base , a sliding plate, a swing arm, a swing arm spring, a positioning rod, a positioning rod spring, a front housing pivot shaft, and a positioning release mechanism; the base is strip-shaped, fixed on the rear housing, The front end of the base is directed to the frame, and the other end is the rear end. The front end of the base is pivotally connected to the rotating end provided by the rotating arm. , the middle section of the base is provided with a positioning hole, so that the positioning hook set at one end of the positioning rod can be inserted into the position after the front end of the sliding plate is lifted and pushed out of the hinge; The front end of the sliding plate is directed to the frame, and the other end is the rear end. The rear end of the sliding plate slides on the slideway of the base. The middle section of the sliding plate is pivotally connected to the driving end of the swing arm. The pivoting shaft of the casing is pivotally connected to the front casing, so that the front casing can be turned open and closed; the two ends of the swivel arm are the swivel end and the driving end, and the swivel end of the swivel arm pivot Connected to the front end of the base, the driving end is pivotally connected to the middle section of the sliding plate, and a rotating arm spring is provided to provide the rotating force of the rotating arm from lying down inward to standing up outward, to drive the front end of the sliding plate to energy Lift it up and then push it out, so that the frame of the front casing is also lifted up and then pushed out. In this way, the frame of the front casing can be separated from the interference range of the frame of the rear casing during the process of opening or closing, and avoid the collision between the two frames; The other end of the positioning rod is the rear end. The front end of the positioning rod is pivotally connected to the driving end of the rotating arm to slide away with the sliding plate. After pushing it out, pop the positioning hook at the rear end of the positioning rod into the positioning hole of the base, so that the hinge can be positioned in this state, so as to keep the two frames from colliding with each other when the front shell is opened or closed. Location.

The positioning release mechanism includes a positioning release lever. The positioning release lever is linked to the positioning lever. After the two hinges are positioned, the positioning release lever is directed to the front shell, and the positioning is pressed down by the pressing action when the front shell is closed. The release lever is linked to the positioning lever, and the positioning hook is moved out of the positioning hole to release the positioning state of the two hinges; a positioning release lever is set to accommodate the accommodation opening after the positioning release lever is pressed down. In this way, the front housing can push the sliding plate, the swing arm and the positioning rod in and then press down, the two hinges can be folded into a flat shape, and the front housing can be Cover back to the closed position.

The linkage of the positioning release lever to the positioning rod can be made into a more complicated structure in which the positioning release lever lifts up the positioning hook via a prying plate, or a simpler structure in which the positioning release lever directly lifts up the positioning hook.

With this device, the problem that the two frames of the front case and the rear case will collide with each other when the front case of this kind of sales terminal is made into an open structure is solved, and the front case can be opened and closed. And the action of not colliding with the rear shell.

Said lifting means that the front casing and the rear casing leave each other in a vertical direction.

Said moving out means that the frame on which the hinge is installed on the front housing leaves the frame of the rear housing in a horizontal direction.

Said pushing in refers to pushing the front casing from the outside to a position nearly perpendicular to the rear casing.

10: Known sales terminal

101: Front shell

102: Rear shell

1011: Touch panel

1012:LCD display

1021: Computer motherboard

103: Known Hinge

20: This new type of housing opening device for a sales terminal

201: Front shell

2011: border

2011a: Border

2012: Touch panel

2013: LCD display

202: Rear shell

2021: border

2021a: Border

2022: Computer motherboards

203: hinge

2031: base

20311: rotating shaft core

20312: slideway

20313: positioning hole

20314: stop mouth

2032: Sliding board

20321: Slip away the shaft core

20322: Drive shaft core

20323: The positioning release lever retracts the storage port

2033: Swivel arm

2034: Swivel arm spring

2035: positioning rod

20351: positioning hook

2036: Positioning rod spring

2037: Front housing pivot hinge

2038a: Position release mechanism

2038a1: positioning release lever

2038a11: tail end

2038a2: Pry up board

2038a3: positioning release lever spring

2038a4: Articulation

2038b: Position release mechanism

2038b1: positioning release lever

2038b11: Bending point

2038b2: The positioning release lever retracts the storage port

Fig. 1 is an appearance drawing of a known point-of-sale terminal.

Figure 2 is a cross-sectional view of the known sales terminal shown in Figure 1 .

Fig. 3 is a schematic diagram illustrating the colliding of two borders of the conventional point-of-sale terminal shown in Fig. 1 .

Fig. 4 is a completed perspective view showing a casing opening device of a sales terminal of the present invention.

Fig. 5 is a side cross-sectional view showing two hinges of the casing opening device shown in Fig. 4 .

Fig. 6 is a schematic diagram showing the folding process of the two hinges in Embodiment 1 of the shell opening device of a sales terminal of the present invention.

Fig. 7 is a completed view showing the cover back of the front casing of the first embodiment shown in Fig. 6 .

Figure 8 is a schematic diagram showing the positioning state of the two hinges in Embodiment 2 of the case opening device of a sales terminal of the present invention.

Fig. 9 is a completed view showing the cover back of the front casing of the second embodiment shown in Fig. 8 .

Please refer to the completed perspective view of the case opening device of a sales terminal of the present invention shown in FIG. 4 (the figure is the first embodiment of the present invention), the case opening device 20 of a sales terminal of the present invention, The casing wherein is constructed to have a front casing 201 and a rear casing 202, and the four frames 2011 of the front casing 201 are covered outside the four frames 2021 of the rear casing 202; the front casing 201 includes A touch panel 2012 and a liquid crystal display 2013 , and the rear case 202 includes a computer motherboard 2022 .

Two hinges 203 are installed in a frame 2011a of the front housing 201 and a frame 2021a on the same side as the rear housing 202, one left and one right, as shown in FIG. 4 .

Each of these two hinges 203 includes a base 2031, a sliding plate 2032, a swing arm 2033, a swing arm spring 2034 (seeing the 5th figure), a positioning rod 2035 (seeing the 5th figure), a positioning rod spring 2036 (Seeing in Fig. 5), a front housing pivot shaft 2037, and certain Position release mechanism 2038a (Figures 4, 5, 6, and 7 illustrate the positioning release mechanism 2038a of Embodiment 1, and Figures 8 and 9 illustrate the positioning release mechanism 2038b of Embodiment 2).

Please refer to the side sectional view of the second hinge in Fig. 5 (shown as Embodiment 1), and refer to Fig. 4 for a completed perspective view of a housing opening device of a new sales terminal. The base 2031 is made into a ㄩ-shaped strip and fixed on the rear housing 202. The front end of the base 2031 faces the frame 2021a, and the other end is the rear end. As shown in Figure 4, the front end of the base 2031 is provided with a rotating shaft core 20311 fixed on the two sides of the ㄩ-shaped front end of the base 2031 to pivotally connect the rotating end of the rotating arm 2033 (that is, the end of the rotating shaft core 20311); The two sides of the ㄩ shape of the rear end of the base 2031 are provided with slideways 20312 to allow the rear end of the sliding plate 2032 to slide away; The positioning hook 20351 (seeing the 5th figure) set at the end of the figure) is inserted into the positioning hole 20313 (seeing the 5th figure) when the front end of the hinge 203 is lifted up and pushed out by the swing arm 2033 at the front end of the sliding plate 2032 5) and positioning.

The sliding plate 2032 is made into a ㄇ-shaped strip, with the front end facing the frame 2021a and the other end being the rear end. As shown in Figure 4, the rear end of the sliding plate 2032 is provided with a sliding shaft core 20321, which can slide on the slideway 20312 of the base 2031; core 20322 end), and can be driven by the rotating arm 2033. The front end of the sliding plate 2032 is provided with a front casing pivot shaft 2037, which is pivotally connected to the front casing 201, so that the front casing 201 can be turned open and closed.

The swivel arm 2033 is made into a ㄇ-shaped strip, and its two ends are swivel ends respectively. And drive end. The rotating end (that is, the end of the rotating shaft core 20311 ) is pivotally connected to the front end of the base 2031 , and the driving end (that is, the end of the driving shaft core 20322 ) is pivotally connected to the middle section of the sliding plate 2032 . As shown in Figure 4, the rotating end (that is, the end of the rotating shaft core 20311) is pivotally connected to the base 2031 via the rotating shaft core 20311, so that the rotating arm 2033 can be rotated to lie down or stand up; The driving end (that is, the end of the driving shaft core 20322) is provided with a driving shaft core 20322, which is pivotally connected to the middle section of the sliding plate 2032; The rotational power from lying down and rotating to standing up can drive the front end of the sliding plate 2032 to float up and then push out, so that the frame 2011a of the front housing 201 is also lifted up and pushed out. In this way, the frame 2011a of the front case 201 can be separated from the interference range of the frame 2021a of the rear case 202 during the process of opening or closing, and the collision between the two frames can be avoided.

The base 2031, the sliding plate 2032, and the swing arm 2033 use the combination of the ㄩ shape and the ㄇ shape to make the two hinges 203 easy to fold into a flat state after the front housing 201 is covered, as shown in Figure 7 .

The front end of the positioning rod 2035 (see FIG. 5 ) reaches the frame 2021a, and the other end is the rear end. The front end of the positioning rod 2035 is pivotally connected to the driving shaft core 20322, and the rear end is made into a positioning hook 20351 (see Fig. 5). As shown in Figure 5, when the rotating arm 2033 rotates outward and stands up, it will drive the positioning rod 2035 to also move outward, and through the positioning rod spring 2036, as shown in Figure 5, the positioning hook 20351 can be ejected into the base 2031 positioning hole 20313, and the hinge 203 is positioned at the front end of the sliding plate 2032 after it is lifted up and pushed out, so as to keep the front housing 201 working During the action of opening or closing, the two frames 2011a and 2021a will not collide with each other, as shown in the position shown in FIG. 5 .

The positioning release mechanism includes a positioning release lever, which can be made into two types, the first embodiment and the second embodiment. The positioning release lever 2038a1 of the positioning release mechanism 2038a of the first embodiment is shown in Figures 4, 5, 6, and 7; the positioning release lever 2038b1 of the positioning release mechanism 2038b of the second embodiment is shown in Figures 8 and 9. The positioning release lever 2038a1 or 2038b1 is linked to the positioning lever 2035. When the front end of the sliding plate 2032 is in the positioning state after the two hinges are lifted up and pushed out, the positioning release lever 2038a1 or 2038b1 is all towards the front shell The protruding state of 201, as shown in Figures 4, 5, and 8, allows the pressing action of the front housing 201 when the cover is closed, to depress the positioning release lever 2038a1 or 2038b1, which is linked to the positioning lever 2035, and the The positioning hook 20351 moves out of the positioning hole 20313 to release the positioning state of the two hinges 203 . In this way, the front housing 201 can push the sliding plate 2032, the swing arm 2033 and the positioning rod 2035 and then press down, the two hinges 203 can be folded into a flat shape, and the front housing 201 can be covered back to the closed position , as shown in Figure 7, Figure 7, Figure 7, Figure 9, Figure 9, Figure 9, Figure 9, Figure 9, Figure 9, Figure 9, Figure 9.

Please refer to Fig. 5, the linkage method of the positioning release lever 2038a1 in the first embodiment is that the positioning release lever 2038a1 is pivotally connected to the prying plate 2038a2, and the prying plate 2038a2 is then pivotally connected to the positioning rod 2035; the prying plate 2038a2 The middle section protrudes and bears against the base 2031. As shown in FIG. 5, when the positioning release lever 2038a1 is pressed down by the front housing 201, The prying plate 2038a2 can pry up the positioning hook 20351, and the positioning of the two hinges 203 can be released.

Please refer to the hinge positioning state diagram of Embodiment 2 in Fig. 8, the linkage mode of the positioning release lever 2038b1 in the second embodiment is that a bending point 2038b11 is set in the middle section of the positioning release lever 2038b1, and the bending point 2038b11 tops It lives on the base 2031, and the tail end is pivotally connected to the positioning rod 2035. As shown in Figure 8, when the positioning release lever 2038b1 is pressed down by the front housing 201, the positioning hook 20351 can be directly pried up, and the lock of the second hinge 203 can be released. The positioning.

Please refer to Fig. 5, the positioning release mechanism 2038a made according to the first embodiment also has the folding action of the positioning release lever 2038a1 on the hinge 203 and the storage space, so that it protrudes toward the front housing 201 The positioning release lever 2038a1 can have space to lie down, so as not to hinder the folding into a flat shape of the two hinges. A tail end 2038a11 is provided on the positioning release lever 2038a1, which protrudes from the stop opening 20314 provided on the base 2031, and a positioning release lever spring 2038a3 is installed on the pivot joint 2038a4 between the positioning release lever 2038a1 and the prying plate 2038a2. According to this, the tail end 2038a11 of the positioning release lever 2038a1 can lean against the inner edge of the stop opening 20314 when the hinge 203 is in the positioned state, and can stand up and protrude from the sliding plate 2032 to the front housing 201, so that The front housing 201 can depress the positioning release lever 2038a1, and can pry up the positioning hook 20351.

Although the stop opening 20314 and the positioning hole 20351 are all located at the ㄩ-shaped bottom of the base 2031, the stop opening 20314 can be set at the center of the bottom (not shown) by utilizing the width of the bottom, and the positioning hole is set at the center of the bottom. At the outer edge of the bottom (not shown), the positions where the two slide back and forth on the bottom of the base 2031 during action can be staggered without interference.

In addition, a positioning release lever storage opening 20323 (see Figures 4 and 5) is provided on the sliding plate 2032 as a storage space for the positioning release lever 2038a1. After 201 is pressed down and the positioning is released, the positioning rod 2035 will be pushed in along with the sliding plate 2032, and the prying plate 2038a2 pivotally connected to the positioning rod 2035 and the positioning release rod 2038a1 will also be pulled in, and the stopper will move in. 20314 will block the tail end 2038a11 of the positioning release lever 2038a1, so the positioning release lever 2038a1 will be pushed down and lie down. As shown in the folding process diagram of the hinge in Embodiment 1-2 of Figure 6, the positioning release lever 2038a1 will be folded into the positioning release lever storage opening 20323, without affecting the hinge 203 to be folded into a flat shape, and The front case 201 and the rear case 202 can be closed, as shown in Figure 7, the cover back of the front case of the first embodiment.

After the positioning release lever 2038b1 of the second embodiment is pressed down, the positioning release lever storage opening 2038b2 can be formed by utilizing the remaining space of the front housing 201 and the rear housing 202 without interfering with the hinge 203 being folded into a flat shape , as shown in Figure 9 Figure 9 before the second embodiment of the housing cover back completed figure.

The second hinge 203 is completed in this way, the base 2031 of the second hinge 203 is fixed in the frame 2021a of one side of the rear case 202 from left to right, and then the pivot shaft 2037 of the front case is pivotally connected to the front case 201 In the frame 2011a on the same side, a housing opening device of a sales terminal machine of the present invention is completed, which solves the problem of opening the front housing of the sales terminal machine, and the separation of the front housing and the rear housing. The problem that the two borders will collide with each other, and achieve The front case can be opened and closed without colliding with the rear case.

20: This new type of housing opening device for a sales terminal

201: Front shell

2011: border

2011a: Border

2012: Touch panel

2013: LCD display

202: Rear shell

2021: border

2021a: Border

2022: Computer motherboards

203: hinge

2031: base

20311: rotating shaft core

20312: slideway

2032: Sliding board

20321: Slip away the shaft core

20322: Drive shaft core

20323: The positioning release lever retracts the storage port

2033: Swivel arm

2037: Front housing pivot hinge

2038a: Position release mechanism

2038a1: positioning release lever

Claims (3)

A casing opening device for a sales terminal, the casing of the sales terminal has a front casing and a rear casing, and the four frames of the front casing cover the rear casing Outside the four frames; the shell opening device is characterized in that: two hinges are installed in one frame of the front shell and the frame on the same side of the rear shell, one left and one right; Each of the two hinges includes a base, a sliding plate, a swing arm, a swing arm spring, a positioning rod, a positioning rod spring, a front housing pivot shaft, and a positioning release mechanism; The base is strip-shaped and fixed to the rear housing. The front end of the base faces the frame, and the other end is the rear end. end, the rear end of the base is provided with a slideway, and the middle section of the base is provided with a positioning hole; The front end of the sliding plate is directed to the frame, and the other end is the rear end. The rear end of the sliding plate slides on the slideway of the base, and the middle section of the sliding plate is pivotally connected to the swing arm. The provided driving end, the front end of the sliding plate is provided with the front housing pivot shaft pivotally connected to the front housing; The two ends of the swivel arm are respectively the swivel end and the driving end, and the swivel arm is provided with the swivel arm spring to provide the swivel arm from lying down to standing outside. The rotational force from The front end of the positioning rod is directed to the frame, and the other end of the positioning rod is the rear end. The front end of the positioning rod is pivotally connected to the driving end of the swing arm, and slides away with the sliding plate. The positioning rod spring, after the front end of the sliding plate is lifted by the swing arm and then pushed out, the positioning hook set at the rear end of the positioning rod is ejected into the positioning hole of the base; The positioning release mechanism includes a positioning release lever, the positioning release lever is linked to the positioning lever, and the front housing can be pressed down by the pressing action when the front housing is closed. A release lever, linked to the positioning lever, moves the positioning hook out of the positioning hole; a positioning release lever closes the accommodation opening, so that the two hinges can be pushed and pressed by the front housing and then folded into a Flat shape. According to the case opening device of the sales terminal according to claim 1, wherein the positioning release mechanism includes the positioning release lever, a prying plate, a positioning release lever spring, a stop opening, and the The positioning release lever closes the accommodation opening, the positioning release lever is pivotally connected to the prying plate, the prying plate is pivotally connected to the positioning lever, and the positioning release lever spring is installed on the positioning release lever. The pivot joint between the lever and the prying plate can pry up the positioning hook, and can fold the positioning release lever into the storage opening of the positioning release lever. The housing opening device of the sales terminal according to claim 1, wherein the positioning release mechanism includes the positioning release lever, and the positioning release lever closes the accommodating opening, and the positioning release lever is set There is a bending point, which can pry up the positioning hook, and the positioning release lever can be folded into the storage opening of the positioning release lever formed by the remaining space of the front shell and the rear shell .

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