TWI617774B - Bracket suitable for connecting gas tools and its combination with gas tools - Google Patents

Abstract

The bracket for connecting the gas tool of the present invention comprises a connecting portion, a first supporting portion having a length larger than the connecting portion, two second supporting portions integrally connected to the connecting portion and the first supporting portion, and a receiving portion including two first portions The connecting portion, the circular arc segment and the two first neck segments, the first supporting portion includes two second connecting segments, and the receiving portion comprises a first receiving portion formed by the circular arc segment, formed in the two first connecting segments, a second connecting section and a second receiving section between the two second supporting portions and an opening formed between the two supporting portions, the base of the gas tool can abut against the bracket, causing the bracket to elastically deform and expand the opening, when The base passes over the two first neck segments, and the base of the gas tool is fixed to the first receiving portion and the second receiving portion, so that the gas tool is connected to the bracket and is not easy to fall.

Description

Bracket suitable for connecting gas tools and its combination with gas tools

The present invention primarily discloses a stent, and more particularly a stent suitable for attaching a gas tool.

A general gas burner, as shown in Taiwan Patent Publication No. 458244, is mainly composed of a gas guide rod with a burner at one end, a burner main seat with a gas tank between them, and a gas for top assembly. The gas flow control unit is constructed.

However, it can be seen from the second diagram of the above patent that the gas guiding struts of the burner nozzle have a length almost equal to the height of the gas tank, even if the bottom of the burner main seat has a slightly larger cross section than the gas tank. Area, gas burners are still prone to dumping due to unstable center of gravity. If the burner is dumped when the flame is generated, it is more likely to cause an accident.

In view of the above problems of the prior art, which cannot be effectively solved and overcome, the present applicant has filed this patent application to solve the aforementioned problems.

The technical problem to be solved by the present invention for a bracket for connecting a gas tool and its combination with a gas tool is that the general gas tool is prone to dumping due to instability of the center of gravity.

Accordingly, the present invention provides a bracket adapted to connect a gas tool, comprising a joint, a first support portion, two second support portions, and a receiving portion. The connecting portion has a first length along a connecting direction, the connecting portion includes two first connecting segments, a first circular arc segment and two connected to the two first connecting segments and the first circular arc segment respectively a first neck segment, a first shortest straight line distance between the two first connecting segments and a first maximum chord length of the first arc segment being greater than a first one between the two first neck segments The shortest straight line distance. The first support portion has a second length along the connecting direction, the second length is greater than the first length, and the first support portion includes two second connecting segments. The two second supporting portions are integrally connected between the first connecting portion of the connecting portion and the second connecting portion of the first supporting portion. The accommodating portion includes a first accommodating section formed by the first circular arc segment, and a first forming section formed between the two first connecting segments, the two second connecting segments, and the two second supporting portions a receiving portion and an opening formed between the two second supporting portions.

When the gas tool is connected to the bracket in the connecting direction, the base of the gas tool abuts and applies a force to the two first neck segments, causing the two first connecting segments and the two first neck segments of the connecting portion, the first The two second connecting sections of the support portion and the two second supporting portions are elastically deformed to expand the opening.

When the base of the gas tool passes over the two first neck segments, the two first connecting segments of the connecting portion and the two first neck segments, the two second connecting segments of the first supporting portion, and the two second supporting portions are elastically restored. The small diameter section of the base of the gas tool is fastened to the first accommodating section of the accommodating portion, and the large diameter section of the base of the gas tool is fixed to the second accommodating section of the accommodating portion.

Furthermore, the present invention provides a combination of a bracket and a gas tool suitable for joining a gas tool, comprising a bracket and a gas tool. The bracket comprises a connecting portion, a first supporting portion, two second supporting portions and a receiving portion, the connecting portion has a first length in a connecting direction, the connecting portion comprises two first connecting segments, one a first arc segment and two first neck segments respectively connected between the two first connecting segments and the first arc segment, a first shortest linear distance between the two first connecting segments and the first a circular arc segment having a first maximum chord length greater than a second shortest linear distance between the two first neck segments, the first support portion having a second length along the connecting direction, the second length being greater than a first length, the first support portion includes two second connecting portions, the two second supporting portions are integrally connected between the first connecting portion of the connecting portion and the second connecting portion of the first supporting portion, The accommodating portion includes a first accommodating section formed by the first circular arc segment, and a second formed between the two first connecting segments, the two second connecting segments, and the two second supporting portions a receiving section and a second supporting portion formed on the two The opening between.

The gas tool comprises a base, a gas tank, a gas flow control group, a nozzle and a gas guide rod, the outer diameter of the base being gradually reduced from the bottom end of the base toward the top end of the base to include a small diameter section and a large diameter section, the base is disposed at a bottom end of the gas tank, the gas flow control group is disposed at a top end of the gas tank, and the gas guide rod is connected between the gas flow control group and the nozzle.

The small-diameter section of the base is fastened to the first receiving section of the receiving portion, and the large-diameter section of the base is fastened to the second receiving section of the receiving portion.

Other objects, advantages and novel features of the invention will become apparent from the description and appended claims.

The present invention is described with respect to the preferred embodiments and the accompanying drawings.

1 to 5, the first embodiment of the bracket 1 suitable for connecting a gas tool of the present invention can be integrally formed by bending a metal wire. The bracket 1 includes a connecting portion 11, a first supporting portion 12, and two second portions. The support portion 13 and a receiving portion 14.

The connecting portion 11 has a first length L1 along a connecting direction AD, and the connecting portion 11 includes two first connecting segments 111, a first circular arc segment 112, and two connected to the first connecting connecting portion 111 and the first circle respectively. A first neck section 113 between the arc segments 112. A first shortest linear distance D1 between the two first connecting sections 111 and a first maximum chord length C1 of the first circular arc section 112 are respectively greater than a second shortest straight line distance D2 between the two first neck sections 113. And the first shortest straight line distance D1 is greater than the first maximum chord length C1. The two first connecting segments 111 respectively have a first end and a second end, and the second ends of the first connecting segments 111 are respectively connected to the two first neck segments 113, and the two first connecting segments 111 are respectively connected along the connecting direction AD. One end is tapered toward the second end, and the two first connecting segments 111 can form an angle θ greater than 140 degrees with the first circular arc segment 112, respectively.

The first support portion 12 has a second length L2 along the connection direction AD, the second length L2 is greater than the first length L1, and the second length L2 can be 1.5 times or more of the first length L1. The first support portion 12 includes two second connecting segments 121 , a second circular arc segment 122 , and two second neck segments 123 respectively connected between the two second connecting segments 121 and the second circular arc segment 122 . A third shortest linear distance D3 between the two second connecting sections 121 and a second maximum chord length C2 of the second circular arc section 122 are respectively greater than a fourth shortest straight line distance D4 between the two second neck sections 123. And the third shortest straight line distance D3 is greater than the second maximum chord length C2, the first shortest straight line distance D1 is equal to the third shortest straight line distance D3, and the first maximum chord length C1 is greater than the second maximum chord length C2.

The two second supporting portions 13 are integrally connected between the first connecting portion 111 of the connecting portion 11 and the second connecting portion 121 of the first supporting portion 12 . The two second support portions 13 are parallel to each other in a direction perpendicular to the connection direction AD.

The accommodating portion 14 includes a first accommodating portion 141 formed by the first circular arc segment 112, and one formed between the two first connecting segments 111, the two second connecting segments 121, and the two second supporting portions 13. The second receiving section 142 and an opening 143 formed between the two second supporting portions 13.

A gas tool 2 can be a gas burner and includes a base 21, a gas canister 22, a gas flow control group 23, a nozzle 24, and an air guide rod 25 having an outer diameter from the bottom end of the base 21 toward the base 21 The top end is gradually reduced to include a small diameter section 211 and a large diameter section 212. The base 21 is disposed at the bottom end of the gas canister 22. The gas flow control group 23 is disposed at the top end of the gas canister 22 and includes a knob 231, the gas guiding rod. 25 is connected between the gas flow control group 23 and the nozzle 24.

When the gas tool 2 connects the bracket 1 in the connecting direction AD, the base 21 of the gas tool 2 passes through the opening 143 and abuts against and applies a force to the two first neck segments 113 of the connecting portion 11, thereby causing the two first connections of the connecting portion 11. The segment 111 and the two first neck segments 113, the second connecting portion 121 of the first supporting portion 12 and the two second neck segments 123 and the two second supporting portions 13 are elastically deformed to enlarge the opening 143 (as shown in FIG. 4).

When the base 21 of the gas tool 2 passes over the two first neck segments 113, the two first connecting segments 111 of the connecting portion 11 and the two first neck segments 113, the second connecting portion 121 of the first supporting portion 12 and the two second neck segments 123 and the two second supporting portions 13 are elastically restored, and the small diameter section 211 of the base 21 of the gas tool 2 is clamped to the first receiving section 141 of the receiving portion 14 , and the large diameter section 212 of the base 21 of the gas tool 2 is stuck. The second receiving section 142 is fixed to the accommodating portion 14, so that the gas tool 2 is attached to the bracket 1 and cannot be arbitrarily detached from the bracket 1 (as shown in FIG. 5).

Referring to FIG. 6, the first support portion 12 of the bracket 1 can stand on a plane, and the second length L2 is greater than the first length L1, and the second length L2 can be 1.5 times or more of the first length L1, making the gas tool 2 difficult. The problem of dumping occurred.

Referring to FIG. 7 and FIG. 8, the two second supporting portions 13 of the bracket 1 form a three-point support with the knob 231 of the gas flow control group 23 of the gas tool 2, and can stand firmly on the plane, so that the gas tool 2 is less likely to fall over. .

Referring to Figure 9, the second embodiment of the bracket 1a of the present invention suitable for attaching a gas tool can be integrally molded by plastic injection molding or integrally formed of metal sheets, so that the connecting portion 11a of the bracket 1a, the first supporting portion 12a and the second and second portions The support portion 13a has a plate-like structure, and increases the contact area between the combination of the bracket 1a and the gas tool 2 and the plane, so that the gas tool 2 is less likely to fall over.

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so that the numerical values are changed or the equivalent elements are replaced, or the equivalent changes are made according to the scope of the present invention. Modifications are still within the scope of the invention patent.

1‧‧‧ bracket

11‧‧‧Connecting Department

111‧‧‧First connection segment

112‧‧‧First arc segment

113‧‧‧First neck section

12‧‧‧First support

121‧‧‧Second connection

122‧‧‧Second arc segment

123‧‧‧Second neck

13‧‧‧Second support

14‧‧‧ 容 部

141‧‧‧First accommodating section

142‧‧‧Second accommodating section

143‧‧‧ openings

2‧‧‧ Gas tools

21‧‧‧Base

211‧‧‧Small path section

212‧‧‧ Large diameter section

22‧‧‧ Gas cans

23‧‧‧ Gas Flow Control Group

231‧‧‧ knob

24‧‧‧Nozzles

25‧‧‧ gas guide

1a‧‧‧ bracket

11a‧‧‧Connecting Department

12a‧‧‧First support

13a‧‧‧Second support

L1‧‧‧ first length

L2‧‧‧ second length

D1‧‧‧First shortest straight line distance

D2‧‧‧ second shortest straight line distance

D3‧‧‧ third shortest straight line distance

D4‧‧‧ fourth shortest straight line distance

C1‧‧‧first maximum chord length

C2‧‧‧ second largest chord length

AD‧‧‧ connection direction

Θ‧‧‧ angle

Figure 1 is a perspective view of a first embodiment of a bracket suitable for connecting a gas tool of the present invention. Figure 2: is a perspective view of the bracket shown in Figure 1 attached to a gas tool. Figure 3 is a schematic view showing the connection of the combination of the bracket and the gas tool shown in Figure 2, showing that the gas tool has not been attached to the bracket. Figure 4 is a continuation of Figure 3, showing the gas tool abutting against the two first neck segments in the assembly direction to elastically expand the opening. Fig. 5 is a continuation of Fig. 4, showing that the gas tool is fixed to the receiving portion and connected to the bracket. Fig. 6 is a schematic view showing the use of the combination of the bracket and the gas tool shown in Fig. 2, showing that the first support portion of the bracket stands on a plane. Figure 7 is a schematic view showing the use of the combination of the bracket and the gas tool shown in Figure 2, showing that the two second support portions of the bracket and the knob of the gas tool stand on a plane. Figure 8 is a schematic view of the use of Figure 7 taken from another perspective. Figure 9 is a perspective external view of a second embodiment of a bracket suitable for connecting a gas tool of the present invention.

Claims (10)

A bracket adapted to connect a gas tool, comprising: a connecting portion having a first length in a connecting direction, the connecting portion comprising two first connecting segments, a first arc segment and two respectively a first neck segment connected between the two first connecting segments and the first arc segment, a first shortest linear distance between the two first connecting segments and a first one of the first arc segments The maximum chord length is greater than a second shortest linear distance between the two first neck segments; a first support portion having a second length along the connecting direction, the second length being greater than the first length The first support portion includes two second connecting segments; two second supporting portions integrally connected to the first connecting portion of the connecting portion and the second connecting portion of the first supporting portion And a receiving portion including a first receiving portion formed by the first circular arc segment, one formed on the two first connecting segments, the two second connecting segments, and the a second volume between the two second support portions a segment and an opening formed between the two second support portions; when the gas tool is coupled to the bracket in the connecting direction, the base of the gas tool abuts and applies a force to the two first neck segments to urge the connecting portion The two first connecting segments and the two first neck segments, the two second connecting segments of the first supporting portion and the two second supporting portions are elastically deformed to enlarge the opening; when the base of the gas tool passes over the two first neck segments The two first connecting sections of the connecting portion and the two first neck sections, the two second connecting sections of the first supporting part, and the two second supporting parts are elastically restored, so that the small diameter section of the base of the gas tool is fixed The first accommodating section of the accommodating portion is fastened to the second accommodating section of the accommodating portion. A bracket adapted to connect a gas tool according to claim 1, wherein the second length is 1.5 times or more of the first length. The bracket for connecting a gas tool according to claim 2, wherein the two first connecting segments respectively have a first end and a second end, and the second ends of the two connecting segments respectively connect the two first In the neck section, the two first connecting sections are tapered from the first end to the second end in the connecting direction. The bracket for attaching a gas tool according to claim 3, wherein the two first connecting segments respectively form an angle of more than 140 degrees with the first circular arc segment. The bracket for connecting a gas tool according to claim 4, wherein the second support portion includes a second circular arc segment and two are respectively connected between the two second connecting segments and the second circular arc segment. a second neck segment, a third shortest straight line distance between the two second connecting segments and a second maximum chord length of the second arc segment respectively greater than a fourth shortest between the two second neck segments Straight line distance. A bracket adapted to connect a gas tool according to claim 5, wherein the first shortest straight line distance is equal to the third shortest straight line distance, the first maximum chord length being greater than the second maximum chord length. A bracket suitable for connecting a gas tool according to any one of claims 1 to 6, which is integrally formed by bending a metal wire. A bracket suitable for connecting a gas tool according to any one of claims 1 to 6, which is integrally molded by plastic injection molding. A bracket suitable for joining a gas tool according to any one of claims 1 to 6, which is integrally stamped and formed of a metal sheet. A combination of a bracket and a gas tool adapted to connect a gas tool, comprising: a bracket comprising a connecting portion, a first supporting portion, two second supporting portions and a receiving portion, the connecting portion being connected along a connection The direction has a first length, the connecting portion includes two first connecting segments, a first circular arc segment and two first neck segments respectively connected between the two first connecting segments and the first circular arc segment a first shortest linear distance between the two first connecting segments and a first maximum chord length of the first circular arc segment respectively greater than a second shortest straight line distance between the two first neck segments, The first supporting portion has a second length along the connecting direction, the second length is greater than the first length, the first supporting portion includes two second connecting portions, and the two second supporting portions are integrally connected to the connecting portion Between the first connecting portion and the second connecting portion of the first supporting portion, the receiving portion includes a first receiving portion formed by the first circular arc segment and a first connecting portion formed on the first connecting portion The two second connecting segments are a second receiving section between the two second supporting portions and an opening formed between the two second supporting portions; and a gas tool comprising a base, a gas canister, a gas flow control group, and a a nozzle and an air guiding rod, the outer diameter of the base is gradually reduced from a bottom end of the base toward a top end of the base, and includes a small diameter section and a large diameter section, the base is disposed at a bottom end of the gas tank, the gas is disposed a flow control group is disposed at a top end of the gas tank, the gas guide rod is connected between the gas flow control group and the nozzle; the small diameter section of the base is fixed to the first receiving portion of the receiving portion, the base The large diameter section is fastened to the second receiving section of the receiving portion.