CN210741264U

CN210741264U - Timing explosion device

Info

Publication number: CN210741264U
Application number: CN201921254140.6U
Authority: CN
Inventors: 石睿琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-06-12
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a timing explosion device, including concatenating power supply module, delay switch and the heating element together, the heating element heaies up to above the ignition point of explosive behind the circuit intercommunication, delay switch is still external to have the controller, through the controller is opened delay switch. The beneficial effects of the above technical scheme are: the time delay switch who sets up can communicate heating element after the countdown that sets for heating element can generate heat and ignite the lead wire of explosive, controller and time delay switch adopt wired or wireless connection, have further ensured operation personnel's safety. The firework can be applied to fireworks in daily life, the safety of setting off the fireworks is improved, and the danger caused by holding the fireworks by a child is avoided.

Description

Timing explosion device

Technical Field

The utility model relates to a blasting technical field, concretely relates to timing explosion device.

Background

The existing blasting mostly adopts an electronic detonator or a traditional detonator, the traditional detonator needs to be ignited by open fire, and an explosion device of the electronic detonator cannot be applied to explosive substances (such as fireworks and crackers) ignited by the open fire, so that the application range of the explosion device is limited.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a timing explosion device can delay the start, gives the sufficient safe time of operation personnel, and can use on the deflagration thing that current naked light was lighted, and the range of application is wider.

The utility model provides a pair of timing explosion device, including concatenating power supply module, delay switch and the heating element together, the heating element heaies up to above the ignition point of explosive behind the circuit intercommunication, delay switch is still external to have the controller, through the controller is opened delay switch.

The beneficial effects of the above technical scheme are: the time delay switch who sets up can communicate heating element after the countdown that sets for heating element can generate heat and ignite the lead wire of explosive, controller and time delay switch adopt wired or wireless connection, have further ensured operation personnel's safety. The firework can be applied to fireworks in daily life, the safety of setting off the fireworks is improved, and the danger caused by holding the fireworks by a child is avoided.

Further, the delay switch comprises a main board, and a display screen and a key for setting countdown time are arranged on the main board. The length of the countdown can be freely selected according to actual conditions.

Further, the heating element comprises a supporting base body and a heating body arranged on the supporting base body, and the heating supporting base body is also connected with an attachment mechanism for fixing. The support base body can keep the shape of the heating body, and is convenient to place and fix during operation.

Further, the heating element is an electric heating wire. The heating speed of the electric heating wire is high, and the temperature can be raised to be higher than the ignition point of the explosive within 2 seconds after the electric heating wire is electrified.

Further, the controller comprises a button electrically connected with the main board, the button is closed to trigger a signal for starting the delay switch, and the main board starts the delay switch to count down after receiving the signal. The button has simple structure and low failure rate, and ensures the sufficient safety of the process of igniting the explosive.

Further, the attaching mechanism comprises an elastic fixing ring, and the elastic fixing ring and the supporting base body are provided with plastic connecting pieces. The elastic fixing ring can be fixed on a column body near a target position, and the direction of the supporting base body can be adjusted through the plastic connecting piece, so that the heating body can be aligned to the lead.

Furthermore, the power supply module, the time delay switch and the heating element are all fixed in the shell.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

Reference numerals: delay switch 100, controller 110, power module 200, support base 300, heating element 400, inserted link 410.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship as shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media.

Example 1

As shown in fig. 1, the present embodiment provides a timed explosion device, which includes a power supply module 200, a delay switch 100, and a heating element connected in series, wherein the heating element heats up to a temperature above the ignition point of an explosive after the circuit is connected, the delay switch 100 is further externally connected to a controller 110, and the delay switch 100 is turned on by the controller 110. The power module 200 is a conventional dry cell or lithium battery, preferably 6v operating voltage in this embodiment.

The arranged time delay switch 100 can be communicated with the heating element after the set countdown is finished, so that the heating element can generate heat to ignite a lead of an explosive, and the controller 110 is connected with the time delay switch 100 in a wired or wireless mode, so that the safety of operators is further guaranteed. The firework can be applied to fireworks in daily life, the safety of setting off the fireworks is improved, and the danger caused by holding the fireworks by a child is avoided.

The delay switch 100 includes a main board, and the main board is provided with a display screen and a button for setting countdown time. The length of the countdown can be freely selected according to actual conditions. The delay switch 100 in this embodiment is a DK-C-01 type delay switch 100 provided by shenzhen martik technologies ltd.

The heating element comprises a supporting base body 300 and a heating body 400 arranged on the supporting base body 300, and the heating supporting base body 300 is also connected with an attaching mechanism for fixing. The support base 300 can maintain the shape of the heating element 400, and is convenient to place and fix during operation. The heating body 400 is a heating wire. The heating speed of the electric heating wire is high, and the temperature can be raised to be higher than the ignition point of the explosive within 2 seconds after the electric heating wire is electrified. The heating wire is easy to age after being used for many times or sprayed by tail flames of lead wire combustion, the phenomenon that the heating wire cannot be heated or even broken possibly exists in the later period, in order to continue to use the explosion device of the application after the heating wire breaks down, the heating wire and the supporting base 300 are detachably connected, specifically, two jacks are arranged on the supporting base 300, metal sheets are arranged in the jacks, the heating wire is bent into an arc shape, two ends of the heating wire are arranged on insertion rods 410 matched with the jacks, conductive metal parts are arranged on the insertion rods 410, and after the heating wire is inserted into the jacks through the insertion rods 410, the heating wire has a power-on condition; if the existing heating wire is damaged, a new heating wire which is replaced after being taken down is needed. In manufacturing, the heating wire can be manufactured in batch as a spare part.

The controller 110 includes a button electrically connected to the main board, and the signal for turning on the delay switch 100 is triggered by closing the button, and the main board starts the delay switch 100 to count down after receiving the signal. The button has simple structure and low failure rate, and ensures the sufficient safety of the process of igniting the explosive. Besides the short-circuit signal, the main board can also receive a voltage signal, namely, a button battery is additionally arranged in the button, so that 3v voltage can be generated when the button is closed, and the main board can act after receiving the signal.

The attachment mechanism includes an elastic fixing ring provided with a plastic connecting member with the support base 300. The elastic fixing ring can be fixed to a column near a target position, and the orientation of the support base 300 can be adjusted by a plastic connector, so that the heating body 400 can be aligned to the lead. One structure of the elastic fixing ring is formed by enclosing cylindrical springs, and can clamp objects with different diameters/sizes when in use, and the plastic connecting piece on the elastic fixing ring adopts a coiled pipe and can rotate the supporting base body 300 to any position.

Can also adopt another kind of structure to adhering to the mechanism to different geological regions, specifically include that one end is fixed in the dead lever that supports base member 300, the dead lever is kept away from the one end that supports base member 300 is most advanced, can directly fix support base member 300 in soft earth through the dead lever when using.

Further, in order to ensure that the lead wire of the explosive can be tightly attached to the heating wire, an arc-shaped clamping piece consistent with the radian of the heating wire is further arranged on the supporting base 300, the arc-shaped clamping piece has elasticity, the arc-shaped clamping piece is stirred to increase the distance between the arc-shaped clamping piece and the heating wire, and after the arc-shaped clamping piece is loosened, the arc-shaped clamping piece is reset under the action of the elasticity to clamp the lead wire tightly, so that the lead wire can directly receive the heat of the heating wire and.

Example 2

In this embodiment, an integrated housing is added on the basis of embodiment 1, the power module 200, the delay switch 100 and the heating element are packaged in the integrated housing, separate independent cavities are formed in the integrated housing, the power module 200, the delay switch 100 and the heating element can be separated, the heating element extends out from one end of the housing, in order to increase the safety of the power module 200, the power module 200 is fixed at the position farthest away from the heating element, and the supporting base 300 of the heating element is embedded in the integrated housing, so that the integrated housing has good sealing performance.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A timing explosion device is characterized by comprising a power supply assembly (200), a delay switch (100) and a heating element which are connected in series, wherein the heating element is heated to be higher than the ignition point of an explosive after a circuit is connected, the delay switch (100) is externally connected with a controller (110), and the delay switch (100) is started through the controller (110); the heating element comprises a supporting base body (300) and a heating body (400) arranged on the supporting base body (300), and the supporting base body (300) is also connected with an attachment mechanism for fixing; the attachment mechanism comprises an elastic fixing ring, and plastic connecting pieces are arranged on the elastic fixing ring and the supporting base body (300).

2. A timed explosion device according to claim 1, characterized in that said delay switch (100) comprises a main board on which a display screen and a button for setting the countdown time are arranged.

3. A timed explosion device according to claim 1, characterised in that said heating element (400) is a heating wire.

4. A timed explosion device according to claim 2, wherein said controller (110) comprises a button electrically connected to the main board, and closing said button triggers a signal to open the delay switch (100), and the main board starts the delay switch (100) to count down after receiving the signal.

5. A timed explosion arrangement according to claim 1, further comprising a housing, said power supply unit (200), delay switch (100) and heating element being secured within the housing.