JP2001217558A - Mounting stand with attaching/detaching mechanism for electronic device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting stand with attaching/detaching mechanism in an electronic device, which mounts the electronic device provided with a screen display part and fixes it so that it can freely be attached/detached with a simple operation. SOLUTION: A mounting board 20 with a restriction hole 11 which positions the electronic device in a horizontal direction, a locking slider 30 guided by the mounting board 20 so that it can slide at the rear face, and a locking lever 40 which is pivoted by the locking slider 30 so that it can be closed to or separated from the rear face and is energized by a spring against a downward depression operation, are installed. When the electronic device is mounted on the mounting board 20, a pin 31 is depressed downward, the locking part 31b is detached from an engaged hole 21 and the pin tip 31a can slide to a clearance groove 22. At the same time, a locking pawl 35 invades into the locking groove formed at the base of the electronic device. When the locking lever 40 is depressed downward, a pin 45 is detached from a locking hole 26 and the sliding operation of the locking slider 30 can be conducted. When the locking slider 30 is depressed to a base end side and depression is released to the lower part of the locking lever 40 in a state where the locking pawl 35 is engaged with the peripheral part of the base end side of the locking groove, the pin 45 is engaged with a locking hole 27.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device for mounting and detachably fixing an electronic device such as a personal computer and a biological signal monitoring device having a screen display section for displaying various information or images. The present invention relates to a mounting table with a detachable mechanism of the device.

[0002]

2. Description of the Related Art A biological signal monitoring apparatus for monitoring a biological signal waveform or an analysis result on an image display surface may be mounted on a cart in a hospital and moved, or may be mounted in a narrow place where many people come and go. is there. In order to fix an electronic device which is fragile due to the impact of such a fall to a mounting place in order to prevent the electronic device from being dropped, it is usual to screw a base portion of the electronic device.

[0003]

SUMMARY OF THE INVENTION In view of the foregoing, an object of the present invention is to provide a detachable mechanism of an electronic device for mounting and detachably fixing an electronic device having a screen display unit by a simple operation. An object of the present invention is to provide a mounting table.

[0004]

According to the present invention, in order to achieve the above object, according to the present invention, there is provided an electronic device having a screen display unit, which is mounted on and detached from the electronic device. In a mounting table with a mechanism, a mounting plate having a positioning portion for positioning an electronic device in a predetermined horizontal direction and mounting the electronic device in a state where horizontal movement is restricted, and a mounting table along a back surface of the mounting plate A lock slider guided by the mounting plate so as to be slidable from the front side to the base end side, and a base end pivotally attached to the lock slider so as to be able to be separated from and contacted with the back surface of the lock slider, and pressed downward. A lock lever that is spring-biased to oppose the operation, and downwardly presses a slide operation restraining pin having a lock portion having an outer diameter relatively larger than its outer diameter below the tip of the pin. With a spring to oppose An engagement hole for allowing the lock slider to move up and down in the state and engaging the lock portion to restrain the slide toward the proximal end of the lock slider; and a proximal end of a pin distal end communicating with the engagement hole. A sliding groove smaller than the engaging hole is formed in the mounting plate to guide the slide to the side and restrain the slide of the lock part. When the pin tip projecting upward is pressed downward by the base of the electronic device mounted on the mounting plate, the lock portion is set so as to be able to disengage from the engagement hole, and is projected upward. A lock claw that bends toward the base end is projected from the lock slider, and a lock groove is formed in the base portion. When the electronic device is mounted on the mounting plate, the lock claw enters, If you slide further to the proximal end, the lock claw locks. The lock position is set to be engaged with the upper surface of the peripheral portion of the groove, and the slide position restraining pin projects upward from the lock lever, and the slide position restraint pin unlocks the lock claw into the lock groove. A lock hole for the unlock position and a lock hole for the lock position located on the base end side with respect to the lock hole so as to be selectively engaged at the position and the lock position engaged with the upper surface of the peripheral portion. It is characterized by having been formed.

When the electronic device is mounted on the mounting plate in accordance with the mounting position determined by the positioning portion, the slide operation restraining pin is pressed downward, and the lock portion of the electronic device is disengaged from the engagement hole. The pin tip becomes slidable into the escape groove, and at the same time the lock claw enters the lock groove,
The lock slider is ready to slide. When the lock lever is pressed downward, the slide position restraining pin is disengaged from the unlock position lock hole, and the lock slider can be slid. When the lock slider is pushed toward the proximal end and the lock claw is engaged with the periphery of the proximal end of the lock groove and the lock lever is released from being pressed downward, the slide position restraining pin engages with the lock position lock hole. Enter. Thereby, the sliding operation of the lock slider is restrained, and the electronic device is restrained from moving in the horizontal direction by the positioning portion and from falling upward by the lock claw.

In order to facilitate the mounting operation of the swing type electronic device, the device body of the electronic device is rotatably supported on the device base within a predetermined angle range, and the positioning portion is provided. The positioning groove is formed as a positioning hole corresponding to the outer peripheral shape of the apparatus main body when the apparatus main body is facing the front, and the lock groove is formed in an arc shape corresponding to a predetermined angle range with respect to the rotation center point.

According to the third aspect, the electronic device is a biological signal monitoring device, and the mounting plate is attached to the trolley, so that the electronic device is suitable for an electronic device to be moved in a hospital.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A mounting table with a detachable mechanism for an electronic device according to an embodiment of the present invention will be described with reference to FIGS. The mounting table 19 (FIG. 2A) is fixed to the top plate 2 with the handle 2 a of the cart 1 (FIG. 7) equipped with casters, and receives the biological signals of a plurality of patients by the diversity antenna 5 c and receives the biological signals. A biological signal monitoring device 5 (FIG. 4), which is an electronic device including a screen display unit that displays a waveform together with character information, is mounted.

In the biological signal monitoring device, a device main body 5a is supported on the device base 7 so as to swing freely within a range of 20 ° to the left and right as described below. As shown in FIG. 5, the device base 7 has a stopper surface 6 on both sides in the radial direction with respect to the support hole 7b, and has an arc-shaped outer peripheral surface whose radius is different in two stages. Inside the peripheral frame 5b at the bottom of the apparatus main body 5a, a radius of 2 corresponding to the apparatus base 7 is provided.
A bottom portion 8 having a different arc-shaped outer peripheral surface is provided at different stages. The bottom has a column 8a which is inserted into the support hole 7b and is rotatably supported, and a stopper surface 6a which can be brought into contact with the stopper surface 6 on both sides to form a gap for securing a rotation angle of 40 °. Is provided below. A retaining pin is provided below the bottom portion 8 and is locked around a groove 7 c formed on the upper surface of the device base 7.

The mounting table 19 has a positioning hole 11 as a positioning portion on which the apparatus main body 5a is mounted in a state facing the front.
And a mounting plate 20 housed in the cover 10 at a distance from the positioning holes 11 so that the peripheral frame 5b can enter therethrough.
A lock slider 30 guided by the mounting plate 20 so as to be slidable from the near side of the mounting table 19 toward the base end along the back surface of the mounting plate; A lock lever 40 pivotally attached to a hinge bracket 36 formed on the back surface thereof by a pin 41 is provided.

The slide slider 38 is inserted into the guide grooves 38b at the four corners of the lock slider 30 via washers 38a, and the threads at the distal ends are screwed into the screw holes 24 of the mounting plate 20. 20 can be slid in a contact state. Narrow projection 3 at the tip
A slide operation handle 50 is attached to 9.

The lock slider 30 has a lock portion 31b having a relatively large outer diameter below a pin tip portion 31a having a small outer diameter, and a return spring 32 for urging upward.
The slide motion restraining pin 31 with the
It is supported in a state where the lower end portion 31c is slidably inserted through (FIG. 2A). Correspondingly, the lock portion 31b is provided on the mounting plate 20 with a pin insertion hole 3 having an inner diameter corresponding to its outer diameter.
4, the engagement hole 21 is engaged with the lock slider 30 to restrict the slide of the lock slider 30 toward the proximal end, and the pin distal end 31a is allowed to slide toward the proximal end of the pin in communication with the engagement hole. The slide of the portion 31b is made so that the engagement hole 21 is
An escape groove 22 having a smaller horizontal width than that is formed. The shape of the pin 31 for restricting the sliding motion is such that the pin tip 31a protruding upward from the mounting plate 20 is pressed downward by the device base 7 of the biological signal monitoring device 5 mounted on the mounting plate 20. Thereby, the lock portion 31b is set so as to be detachable from the engagement hole 21.

Further, the lock slider 30 is provided with L-shaped lock claws 35 projecting upward and bent to the base end side in four directions, and project upward through the notches 23 of the mounting plate 20 in an assembled state. Correspondingly, as shown in FIG. 6, a plate-shaped base portion 7 mounted on the mounting plate 20 of the device base 7.
d, an arc-shaped lock for allowing the lock claw 35 to enter, and when the lock claw slides to the proximal end side, engages with the upper surface of the peripheral portion on the proximal end side to restrain the device base 7 from slipping upward. A groove 9 is formed. This lock groove has a swing angle of 40
It is composed of two pieces larger than 1 ° and one piece larger than about 120 ° which is connected.

The lock lever 40 has a slide position restraining pin 45 provided with a notch 30a (described later) of the lock slider 30.
And is projected upward. Correspondingly, the mounting plate 20 has an unlock position lock hole 26 for engaging the pin 45 at a position corresponding to the unlock position and the lock position of the lock claw 35, and a lock position lock near the base end. A hole 27 is formed.

The screw insertion hole 42 of the lock lever 40
When the bolt 44 to which the return spring 43 biasing upward is attached is inserted and screwed into the screw hole 37 of the lock slider 30, when the downward pressing of the lock lever 40 is released, the lock lever 40 returns to a substantially horizontal position. It is made to let. The distal end portion 49 of the lock lever 40 enters the handle 50 through the notch 30a of the lock slider 30, reaches the opening 51, and occupies a position where the pressing operation can be performed.

As shown in FIG. 2A, only four corners of the case 10 are screwed to the top plate 2 with bolts 55, and the mounting plate 20 is screwed with the mounting plate 20 seated on the seat portion 55a. Thus, the mounting table 19 moves the mounting plate 20 to the case 1.
It is fixed to the top plate 2 of the carriage 1 while being fixed to 0.

The operation of the mounting table 19 thus configured will be described with reference to FIG. When the biological signal monitoring device 5 is mounted on the carriage 1, the device main body 5 a is mounted in the positioning hole 11 in a state where an arbitrary swing position is maintained within the range of 40 ° used for the device base 7. Both sides 11a
Corresponds to the peripheral shape on both sides of the peripheral frame 5b of the apparatus main body 5a, and the front and rear directions are also determined at the corners 11b, whereby the apparatus naturally faces the front regardless of the rotation angle with respect to the apparatus base 7.

At this time, the pin tip 31a of the pin 31 for restricting the sliding motion is pushed by the base 7d of the device base 7, and the lock claw 35 enters the lock groove 9. Since the shape is a circular arc corresponding to the rotation range, it can penetrate without interfering with any swing position (FIG. 2B). In this state, the lock portion 31b of the slide operation restraining pin 31 is disengaged from the engagement hole 21 and the lock slider 30 is ready to slide toward the base end side with respect to the mounting plate 20, but the lock lever 40 Slide position restraint pin 4
The lock slider 30 is restrained at the unlock position by the engagement of the lock slider 30 with the lock hole 26 for the unlock position.

When the distal end portion 49 of the lock lever 40 is pushed downward, the pin 45 is disengaged from the unlock position lock hole 26, and the lock portion 31b is already disengaged from the lock hole 21. The restriction on the slide operation toward the proximal end is released (FIG. 2C).

Subsequently, when the handle 50 is pushed to the base end side and the pressing of the lock lever 40 is released when the base end of the lock slider 30 comes into contact with the base end side peripheral surface of the cover 10, the pin 45 is locked. (See FIG. 2)
D). As a result, the biological signal monitor device 5 is restrained from moving in the horizontal direction along the mounting plate 20 by the positioning holes 11, and is also restrained from being pulled upward by the lock claws 35 pressing the peripheral portion of the lock groove 9. Is done. Lock slider 3
Reference numeral 0 denotes a yellow caution mark 53 provided on the surface of the handle 50, which is also restrained from sliding forward by the pin 45.
Is hidden by the mounting plate 20 by the sliding operation, it is confirmed that the biological signal monitoring device 5 is in the locked state. Therefore, the biological signal monitoring device 5 is prevented from falling due to vibration or contact with a person while the carriage 1 is moving.

When removing the biological signal monitoring device 5, the lock lever 40 is pushed downward to pull the lock slider 30 forward, and when the leading edge 30b abuts on the front peripheral surface of the cover 10, the lock lever 30 is released. When the pressing of 40 is released, the pin 45 engages with the unlock position lock hole 26.

The mounting table described above is not limited to a trolley, and can be provided at a narrow mounting place of the electronic device. Further, the present invention is also applied to an electronic device having no swing function. In this case, the lock groove does not need to be fan-shaped, but may be a rectangular shape whose width is slightly wider than the lock claw in consideration of the positioning error of the positioning portion, and the base portion may not be a plate. The peripheral portion on the base end side of the groove is formed in a plate shape so as to engage with the lock claw. The positioning portion may be formed in the mounting plate as a peripheral wall that sandwiches at least both sides of the peripheral frame of the electronic device in a positionable manner, instead of the hole shape described above.

[0023]

According to the first aspect of the present invention, a mounting table with a detachable mechanism of up / down and front / rear operation which can surely prevent a fall of an electronic device having a fragile image display unit can be realized with a simple configuration. . According to the second aspect of the present invention, even when the apparatus main body has a swing function, the apparatus can be mounted without aligning the relative rotational position with the apparatus base. According to the third aspect of the present invention, a cart that can reliably prevent the biological signal monitoring device that is moved in the hospital from falling down is realized.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a mounting table with a detachable mechanism of a biological signal monitoring device mounted on a cart according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view illustrating an operation process of the mounting table in an assembled state along line AA of FIG. 1;

FIG. 3 is a plan view of the mounting table in a state where the mounting table is mounted on a cart.

4A and 4B show a biological signal monitoring device mounted on the mounting table, wherein FIG. 4A is a perspective view and FIG. 4B is a side view.

FIG. 5 is a perspective view of a bottom portion and a device base of the device main body of the biological signal monitoring device.

FIG. 6 is a bottom view of the base of the device.

FIG. 7 is a side view of the bogie.

[Explanation of symbols]

 Reference Signs List 5 biological signal monitoring device 5a device main body 7 device base 7d base 9 lock groove 10 cover 19 mounting table 20 mounting plate 21 engagement hole 22 escape groove 26 unlock position lock hole 27 lock position lock hole 30 lock slider 31 Pin 31a for pinning the slide movement 31a Pin tip 31b Lock part 35 Lock claw 38 Slide pin 40 Lock lever 45 Pin for pinning the slide position

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Kazunori Yoshifuku F-term (reference) 43-1360 AC14 AC24 ED03 ED16 ED23 ED27 GA06 GA46 GB03 GB99 GB99

Claims (3)

[Claims] An electronic device provided with a detachable mechanism for mounting and detachably fixing an electronic device having a screen display unit, wherein the electronic device is positioned in a predetermined horizontal direction and moved in a horizontal direction. And a lock slider guided by the mounting plate so as to be slidable from the near side of the mounting table to the base end along the back surface of the mounting plate. And a lock lever whose base end is pivotally attached to the lock slider so as to be able to be separated from and contacted with the back surface of the lock slider, and which is spring-biased so as to oppose a downward pressing operation. A slide operation restraining pin having a lock portion having an outer diameter relatively larger than its outer diameter below the portion is supported by the lock slider so as to be able to move up and down with a spring biased so as to oppose downward pressing. Let me go ahead An engagement hole for engaging a lock portion to restrict the slide of the lock slider toward the proximal end; communicating with the engagement hole to guide the slide of the distal end of the pin toward the proximal end; and An escape groove having a lateral width smaller than the engagement hole is formed in the mounting plate so as to restrain the slide of the lock portion, and the shape of the slide operation restraining pin protrudes upward from the mounting plate. When the pin tip is pressed downward by the base of the electronic device mounted on the mounting plate, the lock portion is set to be detachable from the engagement hole. A lock claw that bends toward the end is projected from the lock slider, and a lock groove is formed in the base portion. The shape of the lock groove is such that when the electronic device is mounted on the mounting plate, the lock claw is formed. Penetrates and slides further proximally The lock claw is set so as to engage with the upper surface of a peripheral portion of the lock groove, and a slide position restraining pin projects upward from the lock lever, and the slide position restraint pin is connected to the lock claw. A lock hole for an unlock position and a position closer to the base end than the lock hole so as to be selectively engaged at an unlock position for entering the lock groove and a lock position for engaging the upper surface of the peripheral portion. A mounting table with a detachable mechanism for an electronic device, wherein a lock hole for a lock position to be formed is formed in the mounting plate. 2. A device body of an electronic device is rotatably supported by a device base within a predetermined angle range, and a positioning portion corresponds to an outer peripheral shape of the device body in a state where the device body faces front. The lock groove is formed in an arc shape corresponding to a predetermined angle range with respect to the rotation center point.
A mounting table with a detachable mechanism for the electronic device described in the above. 3. The electronic device is a biological signal monitoring device,
3. The mounting table according to claim 1, wherein the mounting plate is mounted on a cart.