CN108802846A - Photoelectric detection door-shaped frame with height capable of being limited - Google Patents

Abstract

The invention discloses a photoelectric detection door-shaped frame with a limitable height, which comprises a door-shaped frame, wherein the door-shaped frame comprises an upper transverse beam, vertical columns are fixed on the left side and the right side of the bottom surface of the upper transverse beam, a lower bottom plate is fixed at the bottom ends of the vertical columns, and the lower bottom plate is pressed against the ground; the middle part shaping of going up horizontal roof beam has the middle part to lead to the groove, goes up the top surface of horizontal roof beam and is fixed with the horizontal board, goes up the horizontal board and covers the middle part and leads to the groove, goes up the top surface of horizontal board and is fixed with two elevator motor, and two elevator motor's output shaft passes the horizontal board and has vertical screw rod through the coupling joint, and vertical screw rod stretches out the middle part and leads to the groove and the spiro union has the regulation swivel nut. The height position of the lifting plate can be adjusted according to the requirement, so that articles higher than the lifting plate can be blocked and prevented from entering the door-shaped frame, and the articles entering the door-shaped frame can be detected through infrared rays, so that the quantity statistics of the articles passing through the door-shaped frame is realized, the convenience is realized, and the detection requirement is met.

Description

A height-definable photoelectric detection gantry

Technical field:

The invention relates to the technical field of photoelectric detection equipment, in particular to a height-definable photoelectric detection gantry.

Background technique:

The existing gate-shaped detection frame generally sets the detection head in the middle for detection, which only has the detection of passing items, and when the height of the passing items is limited, the gate-shaped detection frame does not have the effect of limiting the height. It cannot realize the passage of items exceeding the limited height.

Invention content:

The purpose of the present invention is to overcome the deficiencies of the prior art, and provide a photoelectric detection gantry with a limitable height, which can adjust the height of the lifting plate according to the needs, so as to block objects higher than the lifting plate and prevent them Enter the gantry, and the items entering the gantry can be detected by infrared rays, so as to realize the quantity statistics of the items passing through the gantry, which is very convenient and meets the detection requirements.

The scheme that the present invention solves described technical problem is:

A photoelectric detection gantry with a limitable height, comprising a gantry, the gantry includes an upper horizontal beam, vertical columns are fixed on the left and right sides of the bottom surface of the upper horizontal beam, and the bottom of the vertical column is fixed with a lower The base plate, the lower base plate is pressed against the ground;

The middle part of the upper transverse beam is formed with a middle through groove, the upper transverse plate is fixed on the top surface of the upper transverse beam, and the upper transverse plate covers the middle through groove, and two lifting motors are fixed on the top surface of the upper transverse plate, and the output of the two lifting motors The shaft passes through the upper transverse plate and is connected with a vertical screw through a coupling. The vertical screw extends out of the middle through groove and is screwed with an adjusting screw sleeve. The lifting plate is fixed on the bottom surface of the two adjusting screw sleeves. The lower part of the two vertical columns below is formed with a lower through groove, the lower vertical plate is installed in the lower through groove, the top surface and the bottom surface of the lower vertical plate are welded and fixed on the top and bottom surfaces of the lower through groove, A lower infrared transmitter and a lower infrared receiver are respectively fixed on the vertical plate, and the infrared rays emitted by the lower infrared transmitter irradiate to the receiving end of the lower infrared receiver;

Positioning protrusions are fixed on the inner side walls of the middle part of the two vertical columns, and the positioning protrusions correspond to the lifting plates.

Self-lubricating side plates are fixed on the left and right side walls of the lifting plate, and the self-lubricating side plates are close to the inner side walls of the vertical columns.

The bottom surface of the lifting plate is fixed with an elastic protective plate.

The upper vertical column of the lower channel is formed with an adjustable channel, the baffle is close to the inner side wall of the vertical column, the upper side wall of the baffle is fixed with a horizontal plate, and the outer end of the horizontal plate extends out of the adjustable channel. Groove, the top surface of the transverse plate is adsorbed to the upper permanent magnet plate fixed in the groove that the top surface of the adjustment channel has, and the baffle plate corresponds to the lower infrared emitting head or the lower infrared receiver.

A lower permanent magnet plate is fixed in the lower groove provided on the bottom surface of the regulating through groove, and the lower permanent magnet plate corresponds to the transverse plate.

The outstanding effect of the present invention is: compared with the prior art, it can adjust the height position of the lifting plate according to the needs, so that the articles higher than the lifting plate can be blocked to prevent them from entering the gantry, and the objects entering the gantry The items can be detected by infrared rays, so as to realize the quantity statistics of the items passing through the gantry, which is very convenient and meets the detection requirements.

Description of drawings:

Fig. 1 is a structural schematic diagram of the present invention.

Detailed ways:

Embodiment, as shown in Figure 1, a photoelectric detection gantry with a limitable height includes a gantry 10, and the gantry 10 includes an upper transverse beam 11, and the left and right sides of the bottom surface of the upper transverse beam 11 are fixed There is a vertical column 12, the bottom of the vertical column 12 is fixed with a lower base plate 13, and the lower base plate 13 is pressed against the ground;

The middle part of the upper transverse beam 11 is formed with a middle through groove 14, the top surface of the upper transverse beam 11 is fixed with an upper transverse plate 15, the upper transverse plate 15 covers the middle through groove 14, and the top surface of the upper transverse plate 15 is fixed with two lifting motors 16. The output shafts of the two lifting motors 16 pass through the upper transverse plate 15 and are connected with a vertical screw 161 through a coupling. The vertical screw 161 extends out of the middle through groove 14 and is screwed with an adjusting screw sleeve 17, and the lifting plate 171 Fixed on the bottom end faces of the two adjusting screw sleeves 17, the bottom of the two vertical columns 12 below the lifting plate 171 is formed with a lower through groove 18, and a lower vertical plate 181 is installed in the lower through groove 18, and the lower vertical The top surface and the bottom surface of the plate 181 are welded and fixed on the top surface and the bottom surface of the lower through groove 18, and two lower vertical plates 181 are respectively fixed with a lower infrared ray emitting head 182 and a lower infrared ray receiver 183, and the lower infrared ray emitting head 182 sends Infrared rays are irradiated to the receiving end of the lower infrared receiver 183;

Positioning protrusions 121 are fixed on the middle inner side walls of the two vertical columns 12 , and the positioning protrusions 121 correspond to the lifting plates 171 .

Furthermore, self-lubricating side plates 172 are fixed on the left and right side walls of the lifting plate 171 , and the self-lubricating side plates 172 are close to the inner side walls of the vertical column 12 .

Furthermore, an elastic protective plate 173 is fixed on the bottom surface of the lifting plate 171 .

Furthermore, the upper vertical column 12 of the lower channel 18 is formed with an adjustable channel 19, the baffle plate 191 is close to the inner side wall of the vertical column 12, and the upper side wall of the baffle plate 191 is fixed with a horizontal plate. 192, the outer end of the transverse plate 192 stretches out the adjustment through groove 19, the top surface of the transverse plate 192 and the upper permanent magnet plate 193 fixed in the groove that the top surface of the adjustment through groove 19 has are adsorbed, the baffle plate 191 and the lower The infrared emitting head 182 or the lower infrared receiver 183 correspond.

Further speaking, the lower permanent magnet plate 194 is fixed in the lower groove on the bottom surface of the adjustment channel 19 , and the lower permanent magnet plate 194 corresponds to the transverse plate 192 .

In this implementation, when the article passes through the gantry 10, the infrared rays emitted by the lower infrared emitting head 182 are blocked, so that the lower infrared receiver 183 cannot sense the infrared rays and the induction signal can be sent to the control host. Items can be counted by controlling the host machine, and the height of the lifting plate 171 can be adjusted through the operation of the two lifting motors 16, and the items higher than the lifting plate 171 can be blocked from passing through the gantry 10 according to requirements, which is very convenient;

And when the present embodiment is not in use, in order to prevent the lower infrared emitting head 182 and the lower infrared receiver 183 of the bottom from being damaged, the two transverse plates 192 can be moved down so that the transverse plates 192 and the lower permanent magnet plate 194 are adsorbed, And the baffle 191 covers the corresponding lower infrared emitting head 182 or the lower infrared receiver 183 to realize protection, and the effect is good.

This embodiment has the advantages of convenient detection, high precision and good effect. In this embodiment, the circuit control components such as the control host are all common structures, which are all known content, so they will not be described in detail, nor will they be shown in the drawings.

Finally, the above embodiments are only used to illustrate the present invention, rather than to limit the present invention. Those of ordinary skill in the relevant technical fields can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions also belong to the category of the present invention, and the scope of patent protection of the present invention should be defined by the claims.

Claims (5)

1. the Photoelectric Detection portal frame that a kind of height can limit, including portal frame (10), it is characterised in that：The portal frame (10) Including upper transverse beam (11), vertical column (12), the bottom end of vertical column (12) are fixed at left and right sides of the bottom surface of upper transverse beam (11) It is fixed with lower plate (13), lower plate (13) is pressed against on the ground；

Middle part straight slot (14) is formed in the middle part of upper transverse beam (11), the top surface of upper transverse beam (11) is fixed with transverse plate (15), upper transverse plate (15) covering middle part straight slot (14), the top surface of upper transverse plate (15) are fixed there are two lifting motor (16), and two The output shaft of a lifting motor (16) passes through upper transverse plate (15) and is connected with vertical screw rod (161), vertical spiral shell by shaft coupling Bar (161) stretches out middle part straight slot (14) and is bolted with Adjusting bolt Adjusting screw (17), and lifter plate (171) is fixed on two Adjusting bolt Adjusting screws (17) Bottom face on, the lower part of two vertical columns (12) of the lower section of lifter plate (171) forms lower straight slot (18), lower straight slot (18) In lower vertical plate (181) is installed, the top and bottom of lower vertical plate (181) are weldingly fixed on the top surface and bottom of lower straight slot (18) On face, it is respectively fixed with lower infrared emitting head (182) and lower infrared receiver (183) on two lower vertical plates (181), under Receiving terminal of the infrared radiation that infrared emitting head (182) is sent out to lower infrared receiver (183)；

Convex bittiness (121), convex bittiness (121) and lifter plate are fixed on the inside middle portion wall of two vertical columns (12) (171) corresponding.

2. the Photoelectric Detection portal frame that a kind of height according to claim 1 can limit, it is characterised in that：The lifter plate (171) self-lubricating side plate (172) is fixed on left and right sides wall, self-lubricating side plate (172) is close to the inside of vertical column (12) Wall.

3. the Photoelectric Detection portal frame that a kind of height according to claim 1 can limit, it is characterised in that：The lifter plate (171) bottom surface is fixed with spring protective plate (173).

4. the Photoelectric Detection portal frame that a kind of height according to claim 1 can limit, it is characterised in that：The lower straight slot (18) it is formed on the vertical column (12) on top and adjusts straight slot (19), baffle (191) is close to the madial wall of vertical column (12), keeps off Transverse plate (192) is fixed in the upper portion side wall of plate (191), the outer end of transverse plate (192), which is stretched out, adjusts straight slot (19), transverse plate (192) the upper permanent magnetic plate (193) being fixed in the groove that top surface has with the top surface for adjusting straight slot (19) mutually adsorbs, baffle (191) corresponding with lower infrared emitting head (182) or lower infrared receiver (183).

5. the Photoelectric Detection portal frame that a kind of height according to claim 4 can limit, it is characterised in that：Described adjust is led to Lower permanent magnetic plate (194), lower permanent magnetic plate (194) and transverse plate (192) are fixed in the lower groove that the bottom surface of slot (19) has It is corresponding.