CN210123586U

CN210123586U - Spring type grounding alarm device

Info

Publication number: CN210123586U
Application number: CN201920807401.6U
Authority: CN
Inventors: 陈劼
Original assignee: Nanjing Guoyuan Electric Co Ltd
Current assignee: Nanjing Guoyuan Electric Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-03-03
Anticipated expiration: 2029-05-31

Abstract

The utility model belongs to the technical field of mechanical production safety alarm equipment, especially, be a spring ground connection alarm device, including protection machine case, the inside of protection machine case is provided with the alarm line, one side fixedly connected with connecting sleeve backup pad of protection machine incasement portion, the last fixed surface of connecting sleeve backup pad is connected with the backup sleeve, the inside fixedly connected with reset spring of backup sleeve, reset spring's inside joint has flexible bracing piece, the one end of alarm line extend to the inside of backup sleeve and with flexible bracing piece fixed connection. This spring ground connection alarm device, through the setting of alarm line, reset spring, flexible bracing piece, alarm and switch stay cord, after alarm line disconnection flexible bracing piece loses pulling of alarm line, reset spring can be with alarm jack-up according to inertia, can produce the in-process with alarm jack-up and pull to the switch stay cord to make the alarm sound, make the warning more rapid.

Description

Spring type grounding alarm device

Technical Field

The utility model belongs to the technical field of mechanical production safety alarm device, concretely relates to spring ground connection alarm device.

Background

An alarm is an electronic product that reminds or warns people of taking some action in the form of sound, light, air pressure and the like in order to prevent or prevent the consequences caused by an event.

In the current large-scale mechanical production factory, the existing alarm device utilizes a steel wire line to drive a heavy hammer through a line breaking device, when a wire net is broken, the broken steel wire breaks the steel wire of the line breaking alarm device, one side of the heavy hammer freely descends under the action of gravity after the steel wire is broken, the gravity hammer leaves a sensor sensing area, and the machine alarms the line breaking, so that an alarm sounds.

However, when the wire net breaks, the alarm wire is broken, the gravity hammer on one side of the alarm wire falls under the action of gravity, a certain time is provided for falling, and the alarm timeliness is poor.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a spring ground connection alarm device has that the warning is fast and the easy access personnel installs the characteristics to the alarm line again.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spring ground connection alarm device, includes protection machine case, the inside of protection machine case is provided with the alarm line, one side fixedly connected with connecting sleeve backup pad of protection machine incasement portion, the last fixed surface of connecting sleeve backup pad is connected with the backup sleeve, the inside fixedly connected with reset spring of backup sleeve, reset spring's inside joint has flexible bracing piece, the one end of alarm line extend to the inside of backup sleeve and with flexible bracing piece fixed connection, the top fixedly connected with alarm support frame of flexible bracing piece, the top fixedly connected with alarm of alarm support frame, the bottom of alarm is provided with the switch stay cord, the one end that the alarm was kept away from to the switch stay cord is fastened and is hung on the backup sleeve.

In order to avoid producing the collision between alarm and the protection top cap, conduct the utility model relates to a spring ground connection alarm device is preferred, the last fixed surface of alarm support frame is connected with the catch bar, one side hinged joint at protection machine roof portion has the protection top cap.

In order to make the fixed pulley can rotate, as the utility model relates to a spring ground connection alarm device is preferred, the bottom fixedly connected with pulley link of protection machine incasement portion, the inside swing joint of pulley link has the pulley connecting axle.

In order to avoid the alarm line to take place to roll over the damage at the in-process of dragging, conduct the utility model relates to a spring ground connection alarm device is preferred, the fixed pulley has been cup jointed to the surface of pulley connecting axle, the alarm line overlap joint is on the fixed pulley.

In order to prevent that the limiting plate from falling into the box, as the utility model relates to a spring ground alarm device is preferred, one side fixedly connected with cardboard of protection machine incasement roof, the quantity of cardboard is two, and two be provided with the clearance between the cardboard.

In falling into the box after avoiding the disconnection of alarm line, conduct the utility model relates to a spring ground connection alarm device is preferred, the limiting plate has been cup jointed to the surface of alarm line, the limiting plate overlap joint is on the cardboard.

In order to avoid the alarm to rock, as the utility model relates to a spring ground connection alarm device is preferred, the quantity of catch bar is four, and four the catch bar uses the form fixed connection of rectangle array on the alarm support frame.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this spring ground connection alarm device, through the setting of alarm line, reset spring, flexible bracing piece, alarm and switch stay cord, after alarm line disconnection flexible bracing piece loses pulling of alarm line, reset spring can be with alarm jack-up according to inertia, can produce the switch stay cord and pull at the in-process with alarm jack-up to make the alarm sound, make the warning rapider.

2. This spring ground connection alarm device, through the setting of cardboard, limiting plate, protection top cap and catch bar, can be convenient for the maintainer to draw the alarm line again and connect to make the device operate again fast, and can prevent at work, in the outside dust gets into the box, when the alarm at the in-process that goes up and down, the catch bar can avoid bumping between alarm and the protection top cap, avoids the alarm impaired.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the support sleeve of the present invention;

FIG. 3 is a schematic top view of the fixed pulley of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a protection case; 2. an alarm line; 3. a sleeve support plate; 4. a support sleeve; 5. a return spring; 6. a telescopic support rod; 7. an alarm support frame; 8. an alarm; 9. a switch pull rope; 10. a push rod; 11. a protective top cover; 12. a pulley connecting frame; 13. a pulley connecting shaft; 14. a fixed pulley; 15. clamping a plate; 16. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a spring ground connection alarm device, including protection machine case 1, the inside of protection machine case 1 is provided with alarm line 2, one side fixedly connected with connecting sleeve backup pad 3 of protection machine case 1 inside, the last fixed surface of connecting sleeve backup pad 3 is connected with the supporting sleeve 4, the inside fixedly connected with reset spring 5 of supporting sleeve 4, reset spring 5's inside joint has flexible bracing piece 6, alarm line 2's one end extend to the inside of supporting sleeve 4 and with flexible bracing piece 6 fixed connection, the top fixedly connected with alarm support frame 7 of flexible bracing piece 6, the top fixedly connected with alarm 8 of alarm support frame 7, the bottom of alarm 8 is provided with switch stay cord 9, switch stay cord 9 keeps away from the one end of alarm 8 and ties and hang on supporting sleeve 4.

In this embodiment: through setting up of alarm line 2, reset spring 5, flexible bracing piece 6, alarm 8 and switch stay cord 9, after alarm line 2 breaks off flexible bracing piece 6 and loses dragging of alarm line 2, reset spring 5 can be with 8 jack-ups of alarm according to inertia, can produce to pull to switch stay cord 9 at the in-process with 8 jack-ups of alarm to make 8 rings of alarm, make the warning more rapid.

Specifically, the upper surface of the alarm support frame 7 is fixedly connected with a push rod 10, and one side of the top of the protection case 1 is hinged with a protection top cover 11;

in this embodiment: in the process of ascending of the alarm 8, the push rod 10 can push the protective top cover 11 away to avoid collision between the two.

Specifically, the bottom end inside the protective case 1 is fixedly connected with a pulley connecting frame 12, and the inside of the pulley connecting frame 12 is movably connected with a pulley connecting shaft 13;

in this embodiment: the pulley connecting shaft 13 is rotatable in the pulley connecting frame 12.

Specifically, the outer surface of the pulley connecting shaft 13 is sleeved with a fixed pulley 14, and the alarm wire 2 is lapped on the fixed pulley 14;

in this embodiment: the fixed pulley 14 rotates by taking the pulley connecting shaft 13 as an axis, and the alarm wire 2 can slide on the fixed pulley 14 due to overlapping on the fixed pulley 14 in the pulling process, so that the phenomenon of breakage is avoided.

Specifically, one side of the inner top wall of the protective case 1 is fixedly connected with two clamping plates 15, and a gap is formed between the two clamping plates 15;

in this embodiment: one end of the alarm line 2 penetrates through the gap, and the clamping plate 15 supports the limiting plate 16.

Specifically, a limiting plate 16 is sleeved on the outer surface of the alarm line 2, and the limiting plate 16 is lapped on the clamping plate 15;

in this embodiment: when the alarm line 2 breaks off, the limiting plate 16 is blocked by the clamping plate 15, so that the alarm line 2 can be prevented from falling into the box body, and the convenience for maintenance personnel can reconnect the alarm line.

Specifically, the number of the push rods 10 is four, and the four push rods 10 are fixedly connected to the alarm support frame 7 in a rectangular array;

in this embodiment: the push rod 10 can limit the alarm 8 and can avoid collision between the alarm 8 body and the protective top cover 11.

The utility model discloses a theory of operation and use flow: through setting up of alarm line 2, reset spring 5, flexible bracing piece 6, alarm 8 and switch stay cord 9, after alarm line 2 breaks off flexible bracing piece 6 and loses dragging of alarm line 2, reset spring 5 can be with 8 jack-ups of alarm according to inertia, can produce to pull to switch stay cord 9 at the in-process with 8 jack-ups of alarm to make 8 rings of alarm, make the warning more rapid.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a spring ground connection alarm device, includes protection machine case (1), its characterized in that: an alarm line (2) is arranged inside the protective case (1), one side inside the protective case (1) is fixedly connected with a connecting sleeve supporting plate (3), the upper surface of the connecting sleeve supporting plate (3) is fixedly connected with a supporting sleeve (4), a return spring (5) is fixedly connected inside the supporting sleeve (4), a telescopic supporting rod (6) is clamped inside the return spring (5), one end of the alarm wire (2) extends into the supporting sleeve (4) and is fixedly connected with the telescopic supporting rod (6), the top end of the telescopic supporting rod (6) is fixedly connected with an alarm supporting frame (7), the top of the alarm support frame (7) is fixedly connected with an alarm (8), a switch pull rope (9) is arranged at the bottom of the alarm (8), and one end, far away from the alarm (8), of the switch pull rope (9) is fastened and hung on the supporting sleeve (4).

2. The spring type grounding alarm device of claim 1, wherein: the alarm is characterized in that the upper surface of the alarm support frame (7) is fixedly connected with a push rod (10), and one side of the top of the protection case (1) is hinged with a protection top cover (11).

3. The spring type grounding alarm device of claim 1, wherein: the bottom end inside the protection case (1) is fixedly connected with a pulley connecting frame (12), and the inside of the pulley connecting frame (12) is movably connected with a pulley connecting shaft (13).

4. A spring grounding alarm device as claimed in claim 3, wherein: the outer surface of the pulley connecting shaft (13) is sleeved with a fixed pulley (14), and the alarm wire (2) is lapped on the fixed pulley (14).

5. The spring type grounding alarm device of claim 1, wherein: one side fixedly connected with cardboard (15) of roof in protection machine case (1), the quantity of cardboard (15) is two, and two be provided with the clearance between cardboard (15).

6. The spring type grounding alarm device of claim 5, wherein: the outer surface of the alarm line (2) is sleeved with a limiting plate (16), and the limiting plate (16) is lapped on the clamping plate (15).

7. The spring type grounding alarm device of claim 2, wherein: the number of the push rods (10) is four, and the four push rods (10) are fixedly connected to the alarm support frame (7) in a rectangular array mode.