CN2185738Y

CN2185738Y - Mailbox safety device

Info

Publication number: CN2185738Y
Application number: CN 94201446
Authority: CN
Inventors: 张文化
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-01-22
Filing date: 1994-01-22
Publication date: 1994-12-21
Anticipated expiration: 2004-01-22

Abstract

The utility model discloses a mailbox safety device, composed of an outer cover, an upper roller (14), a lower roller (7), an upper guide plate (2), a lower guide plate (4) and two supporting seats, wherein, both ends of the upper roller (14) are connected with an elastic lifting/lowering mechanism, and both ends of the lower roller (7) are respectively connected with a hand wheel (32) and a rotation stopping ratchet mechanism. The mailbox safety device is arranged on the letter drop (3) of a mailbox (1), and letters are slipped into the meshed line part of the upper and lower rollers (14), (7) from an inserting opening (11); the hand wheel (32) is rotated to drive the letters to enter the outer cover, then flatly pass the lower guide plate (4) and then drop into the mailbox (1), while impurity and kindling extinguished by rolling drop on the ground outside the mailbox (1) through a notch (5) arranged on the lower guide plate (4), so that the letters are separated from impurity and kindling to prevent fire and pollution.

Description

Mailbox safety device

The utility model relates to a kind of additional device of being located on the mailbox, particularly relates to a kind of safety device of being located on the mailbox, adopt the safety device can prevent that kindling material or foreign material from entering mailbox, and mail can be dropped in the mailbox like clockwork.

At present, the structure of set mailbox all is open in outdoor, public place, promptly on cylindrical shell, open a drop and drop into mail for delivery person, all mails are directly dropped in the mailbox by drop, therefore poor especially, kindling material of the safety performance of this class mailbox or foreign material are easy to be dropped in the mailbox by the people, thereby cause mail in the mailbox to be burned or contaminated, the many at home areas of such incident once take place repeatedly, post both sides and post and telecommunications department to receipts and all bring many beyond thought, the losses that can't estimate.

The purpose of this utility model is to overcome the above-mentioned defective of prior art, and a kind of outer safety device of existing mailbox cylindrical shell of being located at is provided, and uses it neither can influence the normal delivery of mail, can prevent effectively that again kindling material or foreign material from entering in the mailbox.

The purpose of this utility model is achieved through the following technical solutions:

Mailbox safety device provided by the utility model, it mainly is by the mail traveling gear, goes up guide plate (2), lower guide plate (4) and two supporting bases formations; The mail traveling gear comprises horizontally disposed cylinder (14) and the bottom roll (7) gone up, wherein go up cylinder (14) and is made up of last rubber-surfaced roll (15) and driven shaft (16) of being located in it, bottom roll (7) is by rubber-surfaced roll (8) down and be located at its interior imput shaft (9) and form; Supporting base comprises pedestal (29) and is vertical at plate shape support (21) on the pedestal (29), two supporting bases are parallel to each other and are fixed in vertically on the outer cylindrical shell outer panel (6) of drop (3) on the mailbox (1) by the pedestal on it (29) respectively, the upper and lower of each plate shape support (21) is provided with upper shaft hole (28) and lower shaft hole (34) respectively, and wherein the line of two upper shaft holes (28) axis is parallel to each other with the line of two lower shaft holes (34) axis and all parallels with cylindrical shell outer panel (6); The two ends of driven shaft (16) and imput shaft (9) are contained in respectively in two upper shaft holes (28) and two lower shaft holes (34), and a segment distance is all stretched out in two terminations of imput shaft (9) from lower shaft hole (34), and last cylinder (14) and bottom roll (7) are the below that Elastic Contact and both pressure lines are in drop (3); One end of last guide plate (2) and lower guide plate (4) is fixed in respectively on the cylindrical shell outer panel (6) at place, drop (3) top and bottom, the other end stretches to cylinder (14) and bottom roll (7) respectively and keeps the distance of 1-3mm respectively with them, and lower guide plate (4) is gone up and had plural notch (5) at interval along its length direction.

The mailbox safety device that provides according to the utility model, begin to lay the rectangle slotted eye (17) of lifting slider (26) along the lift span (30) and that vertical direction all has a plug-in mounting guide finger (19) successively from the top end face of the two plate shape supports (21) that constitute two supporting bases, lift span (30) be connected with rectangle slotted eye (17) and its axis and the last end face of rectangle slotted eye (17) perpendicular, two lifting sliders (26) that are free-running fit with rectangle slotted eye (17) are placed in respectively in the rectangle slotted eye (17), the middle part of two lifting sliders (26) respectively is provided with an axis hole, this axis hole is just gone up set upper shaft hole (28) with two plate shape supports (21) and is matched, the top of two lifting sliders (26) also has a tapped counterbore (31), counterbore (31) is vertical mutually with upper shaft hole (28) axis separately, between the top end face of the top end face of two lifting sliders (26) and two rectangle slotted eyes (17), be equipped with a spring (18), have that externally threaded two guide fingers (19) that are complementary with negative thread pass successively and its underpart is screwed in the counterbore (31) in lift span (30) and spring (18), respectively be provided with a bearing carrier ring (27) in the upper shaft hole (28) in two lifting sliders (26), the two ends of driven shaft (16) are contained in respectively in the bearing carrier ring (27) in the last cylinder (14).

The mailbox safety device that provides according to the utility model, also have the pin-and-hole (12) of an installation pin rod (13) at the middle part of a plate shape support (21), this pin-and-hole (12) is between upper shaft hole (28) and the lower shaft hole (34) and the axis keeping parallelism of its axis and upper shaft hole (28) and lower shaft hole (34), in pin-and-hole (12), be provided with a pin rod (13), be connected to a ratchet (25) on the pin rod (13); In two lower shaft holes (34) that open two plate shape support (21) bottoms, respectively be provided with a bearing carrier ring (27), the two ends of imput shaft (9) are contained in respectively in the bearing carrier ring (27) in the bottom roll (7), and be connected to handwheel (32) on the termination of imput shaft (9), be connected to the ratchet (35) that matches with ratchet (25) on another termination of imput shaft (9).

The mailbox safety device that provides according to the utility model, one guard shield will be gone up guide plate (2), lower guide plate (4) and two supporting bases cover, it is by two bases (24), upper cover plate (20), two side cover plates (22), positive mask plate (10) is formed and by base (24) it is fixed on the outer cylindrical shell outer panel (6) of cylindrical shell drop (3), the positive mask plate (10) of guard shield is gone up over against the pressure line place of last cylinder (14) and bottom roll (7) and is had mail insertion mouth (11), go up over against the end that imput shaft (9) is connected to handwheel (32) at an one side cover plate (22) and to have a through hole (33), stretch out in through hole (33) termination that is connected to the imput shaft (9) of handwheel (32).

The utility model because adopt the last cylinder (14) be Elastic Contact and bottom roll (7) as the mail traveling gear, thereby can realize the transmission of mail ecto-entad is gone into, and go up cylinder (14) two ends and comprise that the elasticity lifting mechanism of lifting slider (26), spring (18), guide finger (19) joins, the effect that mail is compressed can be played like this, the transmission of the different mails of thickness can be satisfied again; Because being provided with, the imput shaft (9) of bottom roll (7) ends rotating ratchet device, bottom roll (7) can not reverse like this, can effectively guarantee to be involved in through upper and lower cylinder (14), (7) but mail that do not break away from two cylinders as yet fully is unlikely because of maloperation rolls out again, can guarantee that mail can enter in the outer cover and finally falls into mailbox (1); Owing between upper and lower cylinder (14), (7) and mailbox (1), be provided with guide plate (2) and lower guide plate (4), and lower guide plate (4) is gone up and is also had notch (5) along its length direction, so both can guarantee correctly to enter in the mailbox (1) through the mail that upper and lower cylinder (14), (7) are imported into, the kindling material that can make foreign material again or grind after going out through upper and lower cylinder (14), (7) drains to outside the cylindrical shell from notch (5), thereby can carry out actv. with kindling material, foreign material to mail and separate, thereby guaranteed the safety of the mail in the mailbox (1); Because most external of the present utility model is a guard shield; it will be equipped with; bottom roll (14); (7) supporting base and last; lower guide plate (2); (4) surround within it; and it is because last; bottom roll (14); (7) pressure line between is in the below of the drop (3) on the mailbox (1); so the said structure form not only can make the mail traveling gear in the guard shield; on; lower guide plate (2); (4) etc. be protected; even last cylinder (14) is pried open artificially; those are thrown into the foreign material in the guard shield; kindling material can not enter in the mailbox (1) yet, thereby has guaranteed the safety of the interior mail of mailbox (1) more.

Description of drawings:

Fig. 1 is the structural representation of the utility model most preferred embodiment;

Fig. 2 is the A-A cutaway view (mailbox and outer panel thereof do not draw) of Fig. 1;

Fig. 3 is that the B of Fig. 2 is to view;

Fig. 4 is the birds-eye view of lower guide plate in the utility model most preferred embodiment;

Fig. 5 is the C-C cutaway view of Fig. 4.

Wherein: 1 mailbox, guide plate on 2, drop on 3 mailboxes, 4 lower guide plates, 5 notches, the cylindrical shell outer panel of 6 mailboxes, 7 bottom rolls, 8 times rubber-surfaced rolls, 9 imput shaft, 10 positive mask plates, 11 mails insert mouth, 12 pin-and-holes, 13 pin rods, cylinder on 14, rubber-surfaced roll on 15,16 driven shafts, 17 rectangle slotted eyes, 18 springs, 19 guide fingers, 20 upper cover plates, 21 plate shape supports, 22 side cover plates, 23 collision mats, 24 bases, 25 ratchets, 26 lifting sliders, 27 bearing carrier rings, 28 upper shaft holes, 29 pedestals, 30 lift spans, 31 counterbores, 32 handwheels, 33 through holes, 34 lower shaft holes, 35 ratchets.

Set forth most preferred embodiment of the present utility model below in conjunction with accompanying drawing:

Referring to above-mentioned accompanying drawing, but guard shield and supporting base inblock cast form, also each parts of forming guard shield and supporting base can be made separately earlier and be welded again at last; For more effectively guaranteeing mail traveling gear, upward guide plate (2), lower guide plate (4), two the unlikely etches that are subjected to water such as supporting base in the guard shield, also be provided with the collision mat (23) that adopts waterproof and sealing material to make at guard shield and mailbox (1) cylindrical shell touching position; Lifting slider (26), bearing carrier ring (27) all adopt known mechanical processing technique manufacturing; Guard shield and supporting base all adopt screw to be fixed on the outer cylindrical shell outer panel (6) of drop (3).

Last cylinder (14) and bottom roll (7) both buyable also can adopt known system to roll the technology manufacturing, and guide finger (19), spring (18), pin rod (13), ratchet (35), ratchet (25) all can be selected gauge member for use; Handwheel (32) can adopt the Shooting Technique manufacturing, and it and ratchet (35) all can utilize flat key, gland and housing screw both to be fixed on the two ends of imput shaft (9), also can be provided with the arrow (not drawing among the figure) of indication rotation direction on the handwheel (32).

The utility model must guarantee to go up flexible, reliable, the good endurance of rotation of cylinder (14) and bottom roll (7) when assembling; When using the utility model to deliver letters, preferably an end of mail length direction is filled in from the central vertical that mail inserts mouthful (11), bottom roll (14), (7) pressure line place, press the arrow direction simultaneously and rotate handwheel (32), this moment, mail will be brought into, bottom roll (14), (7) opposite side, continuous rotation handwheel (32), mail is last, bottom roll (14), (7) under the engagement force continuous action between, arrive drop (3) by way of lower guide plate (4), fall into like clockwork at last in the mailbox (1), thus the sharp delivery that finish mail of palpus.

The utility model is owing to be on drop (3) the cylindrical shell outer panel (6) outward that directly is fixed on original mailbox (1), when being installed, the utility model need not to change the original structure of mailbox (1) like this, so that the utility model is easy to the installation, maintenance maintenance is comparatively convenient; Because the utility model is easy to operate, stable and reliable for performance in addition, therefore be worth promoting.

Claims

1, a kind of mailbox safety device is characterized in that: it mainly is by the mail traveling gear, goes up guide plate (2), lower guide plate (4) and two supporting bases formations; The mail traveling gear comprises horizontally disposed cylinder (14) and the bottom roll (7) gone up, and wherein goes up cylinder (14) and is made up of last rubber-surfaced roll (15) and driven shaft (16) of being located in it, and bottom roll (7) is by following rubber-surfaced roll (8) and be located at its interior imput shaft (9) and form; Supporting base comprises pedestal (29) and is vertical at plate shape support (21) on the pedestal (29), two supporting bases are parallel to each other and are fixed in vertically on the outer cylindrical shell outer panel (6) of drop (3) on the mailbox (1) by the pedestal on it (29) respectively, the upper and lower of each plate shape support (21) is provided with upper shaft hole (28) and lower shaft hole (34) respectively, and wherein the line of two upper shaft holes (28) axis is parallel to each other with the line of two lower shaft holes (34) axis and all parallels with cylindrical shell outer panel (6); The two ends of driven shaft (16) and imput shaft (9) are contained in respectively in two upper shaft holes (28) and two lower shaft holes (34), and a segment distance is all stretched out in two terminations of imput shaft (9) from lower shaft hole (34), and last cylinder (14) and bottom roll (7) are the below that Elastic Contact and both pressure lines are in drop (3); One end of last guide plate (2) and lower guide plate (4) is fixed in respectively on the cylindrical shell outer panel (6) at place, drop (3) top and bottom, the other end stretches to cylinder (14) and bottom roll (7) respectively and keeps the distance of 1-3mm respectively with them, and lower guide plate (4) is gone up and had plural notch (5) at interval along its length direction.

2, mailbox safety device according to claim 1, it is characterized in that: the rectangle slotted eye (17) that begins to lay lifting slider (26) from the top end face of the two plate shape supports (21) that constitute two supporting bases along the lift span (30) and that vertical direction all has a plug-in mounting guide finger (19) successively, lift span (30) be connected with rectangle slotted eye (17) and its axis and the last end face of rectangle slotted eye (17) perpendicular, two lifting sliders (26) that are free-running fit with rectangle slotted eye (17) are placed in respectively in the rectangle slotted eye (17), the middle part of two lifting sliders (26) respectively is provided with an axis hole, this axis hole is just gone up set upper shaft hole (28) with two plate shape supports (21) and is matched, the top of two lifting sliders (26) also has a tapped counterbore (31), counterbore (31) is vertical mutually with upper shaft hole (28) axis separately, between the top end face of the top end face of two lifting sliders (26) and two rectangle slotted eyes (17), be equipped with a spring (18), have that externally threaded two guide fingers (19) that are complementary with negative thread pass successively and its underpart is screwed in the counterbore (31) in lift span (30) and spring (18), respectively be provided with a bearing carrier ring (27) in the upper shaft hole (28) in two lifting sliders (26), the two ends of driven shaft (16) are contained in respectively in the bearing carrier ring (27) in the last cylinder (14).

3, mailbox safety device according to claim 1 and 2, it is characterized in that: the pin-and-hole (12) that also has an installation pin rod (13) at the middle part of a plate shape support (21), this pin-and-hole (12) is between upper shaft hole (28) and the lower shaft hole (34) and the axis keeping parallelism of its axis and upper shaft hole (28) and lower shaft hole (34), in pin-and-hole (12), be provided with a pin rod (13), be connected to a ratchet (25) on the pin rod (13); In two lower shaft holes (34) that open two plate shape support (21) bottoms, respectively be provided with a bearing carrier ring (27), the two ends of imput shaft (9) are contained in respectively in the bearing carrier ring (27) in the bottom roll (7), and be connected to handwheel (32) on the termination of imput shaft (9), be connected to the ratchet (35) that matches with ratchet (25) on another termination of imput shaft (9).

4, mailbox safety device according to claim 3, it is characterized in that: a guard shield will be gone up guide plate (2), lower guide plate (4) and two supporting bases cover, it is by two bases (24), upper cover plate (20), two side cover plates (22), positive mask plate (10) is formed and by base (24) it is fixed on the outer cylindrical shell outer panel (6) of cylindrical shell drop (3), the positive mask plate (10) of guard shield is gone up over against the pressure line place of last cylinder (14) and bottom roll (7) and is had mail insertion mouth (11), go up over against the end that imput shaft (9) is connected to handwheel (32) at an one side cover plate (22) and to have a through hole (33), stretch out in through hole (33) termination that is connected to the imput shaft (9) of handwheel (32).