CN217380541U - Adjustable danger-eliminating rod - Google Patents

Abstract

The utility model discloses an dangerous pole is arranged to adjustable nodal pattern, including handle and connecting rod, the bottom at the connecting rod is installed to the handle, the inner chamber of connecting rod cup joints installs the extension rod, the upper end of extension rod is followed the connecting rod top is stretched out, the inner chamber top slidable mounting of extension rod is closed and is received the mechanism, receive to receive and install on the mechanism and arrange dangerous module, the extension rod can be used for higher position, improves application range. The utility model discloses a set up the extension rod that can stretch out, can make things convenient for more to adjust the length of arranging the dangerous pole when carrying out the prying clearance work to the country rock pumice, greatly increased work efficiency increases life simultaneously, designs into the body of rod and can accept the stay structure, and portable avoids arranging line pole head too sharp, and the personnel of accidentally injuring have set up sharp chisel head and curved flat type nose moreover and have increased the practicality for the structure that can change in a flexible way, the utility model discloses simple structure, convenient light and handy save physical power improve labor efficiency.

Description

Adjustable danger-eliminating rod

Technical Field

The utility model relates to a dangerous technical field is arranged in the tunnel specifically is an adjustable nodal pattern danger eliminating rod.

Background

Danger elimination in blasting operation construction is an indispensable important link and is a non-negligible process. All dangerous stones which are possibly dangerous are removed, and the safety of constructors is ensured. In addition to danger elimination when large machinery enters a place, a common danger elimination method mainly adopts personnel to carry out careful danger elimination mainly based on observation and knocking. At present, workers frequently used in tunnel construction have disadvantages. Prying a lever: the length is generally between 0.8 and 1.7m, the height of the section of the tunnel is between 4 and 6m, an operator needs to step to a high place to carry out danger elimination work when the device is used, the prying bar is generally formed by integrally forging high-carbon steel, the quality is about 5kg, long-time action not only causes damage to the shoulder and the back of a constructor, but also reduces the construction efficiency. Therefore, the development of portable and adjustable danger elimination bars is urgent.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the present invention is directed to an adjustable danger elimination rod.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

an adjustable breakstem, comprising: handle and connecting rod, the bottom at the connecting rod is installed to the handle, the inner chamber of connecting rod cup joints installs the extension rod, the upper end of extension rod is followed the connecting rod top stretches out, the inner chamber top slidable mounting of extension rod receives the mechanism of receipts, receive to receive and install on the mechanism and arrange dangerous module, the extension rod can be used for higher position, improves application range.

As a preferred scheme of the utility model, the upper and lower ends of the connecting rod inner cavity are respectively provided with an upper internal thread and a lower internal thread, the bottom of the extension rod is fixedly provided with a connector, the connector is slidably mounted in the connecting rod, the connector is provided with an upper external thread and a lower external thread corresponding to the upper internal thread and the lower internal thread, and the extension rod is rotated to connect and fix the upper internal thread and the upper external thread for the extension rod to be used for drawing out; when the extension rod is folded, the lower internal thread and the lower external thread are connected through threads to fix the extension rod.

As a preferred scheme of the utility model, the spout has been seted up to the upper end inner chamber symmetry of extension rod, the locating hole has been seted up to spout side equidistance, slidable mounting receives in the spout closes the mechanism.

As a preferred scheme of the utility model, it includes the base and installs to close the mechanism the slider of base both sides, the slider with spout sliding connection, the base cup joints to be installed the inner chamber of extension rod, fixed mounting has the support on the base rotate through the pivot on the support and install the danger elimination module, close the mechanism and still include positioning bolt, positioning bolt passes from the outside the locating hole with base threaded connection closes the time, can fix the danger elimination module in the extension rod through the locating hole of lower extreme, can fix the danger elimination module at the top of extension rod through the locating hole of upper end when using, close the mechanism and can pack up the danger elimination module, prevent the accidental injury, be convenient for deposit.

As a preferred scheme of the utility model, arrange dangerous module and include connecting block, point type chisel head, curved flat type nose and fixing bolt, point type chisel head and curved flat type nose integrated into one piece respectively in the upper and lower both ends of connecting block, fixing screw hole has been seted up to connecting block longitudinal symmetry, fixing bolt passes through the through-hole of seting up on the support with fixing screw hole threaded connection can switch point type chisel head and curved flat type nose through the rotation, conveniently changes and uses.

As an optimized scheme of the utility model, the protective cover is installed to the top outside screw thread of extension rod for seal protection is carried out to danger elimination module and receipts mechanism.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a set up the extension rod that can stretch out, can make things convenient for more to adjust the length of arranging the dangerous pole when carrying out the prying clearance work to the country rock pumice, greatly increased work efficiency increases life simultaneously, designs into the body of rod and can accept the stay structure, and portable avoids arranging line pole head too sharp, and the personnel of accidentally injuring have set up sharp chisel head and curved flat type nose moreover and have increased the practicality for the structure that can change in a flexible way, the utility model discloses simple structure, convenient light and handy save physical power improve labor efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

FIG. 3 is a sectional view of the connector structure of the present invention;

fig. 4 is a sectional view of the folding mechanism of the present invention;

fig. 5 is a schematic structural diagram of the danger elimination module of the present invention.

In the figure: 1. a connecting rod; 101. a lower internal thread; 102. an upper internal thread; 2. a handle; 3. an extension rod; 301. a lower external thread; 302. external threads are arranged; 303. a connector; 304. a chute; 305. positioning holes; 4. a danger elimination module; 401. connecting blocks; 402. a pointed chisel head; 403. bending and warping the flat head; 404. fixing the threaded hole; 405. fixing the bolt; 5. a protective cover; 6. a folding mechanism; 601. a base; 602. a slider; 603. a support; 604. a rotating shaft; 605. and (6) positioning the bolt.

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.

Example 1

As shown in fig. 1 to 5, a specific embodiment of an adjustable danger-eliminating rod according to the present invention includes: handle 2 and connecting rod 1, handle 2 installs in the bottom of connecting rod 1, and the inner chamber of connecting rod 1 cup joints and installs extension rod 3, and extension rod 3's upper end stretches out from connecting rod 1 top, and extension rod 3's inner chamber top slidable mounting receives and close mechanism 6, receives to close and installs on the mechanism 6 and arrange dangerous module 4, and extension rod 3 can be used for higher position, improves application range.

An upper internal thread 102 and a lower internal thread 101 are respectively arranged at the upper end and the lower end of an inner cavity of the connecting rod 1, a connecting head 303 is fixedly arranged at the bottom of the extension rod 3, the connecting head 303 is slidably arranged in the connecting rod 1, an upper external thread 302 and a lower external thread 301 are arranged on the connecting head 303 corresponding to the upper internal thread 102 and the lower internal thread 101, and the extension rod 3 is rotated to enable the upper internal thread 102 and the upper external thread 302 to be in threaded connection and fixed for the extension rod 3 to be lengthened; when the extension rod 3 is folded, the lower internal thread 101 and the lower external thread 301 are connected through threads and fixed;

the upper end inner cavity of the extension rod 3 is symmetrically provided with sliding chutes 304, the side surfaces of the sliding chutes 304 are equidistantly provided with positioning holes 305, and the folding mechanism 6 is arranged in the sliding chutes 304 in a sliding way;

the folding mechanism 6 comprises a base 601 and sliders 602 arranged on two sides of the base 601, the sliders 602 are slidably connected with the sliding grooves 304, the base 601 is sleeved in an inner cavity of the extension rod 3, a support 603 and a support 603 are fixedly arranged on the base 601, the danger elimination module 4 is rotatably arranged on the support 603 through a rotating shaft 604, the folding mechanism 6 further comprises a positioning bolt 605, the positioning bolt 605 penetrates through a positioning hole 305 from the outer side to be in threaded connection with the base 601, the danger elimination module 4 can be fixed in the extension rod 3 through the positioning hole 305 at the lower end when the folding mechanism is folded, the danger elimination module 4 can be fixed at the top of the extension rod 3 through the positioning hole 305 at the upper end when the folding mechanism is used, and the folding mechanism 6 can fold the danger elimination module 4 to prevent accidental injury and facilitate storage;

the danger eliminating module 4 comprises a connecting block 401, a pointed chisel head 402, a bent flat nose 403 and a fixing bolt 405, wherein the pointed chisel head 402 and the bent flat nose 403 are respectively and integrally formed at the upper end and the lower end of the connecting block 401, fixing threaded holes 404 are symmetrically formed in the upper end and the lower end of the connecting block 401, the fixing bolt 405 is in threaded connection with the fixing threaded holes 404 through holes formed in a support 603, the pointed chisel head 402 and the bent flat nose 403 can be switched through rotation, and replacement and use are facilitated;

and a protective cover 5 is arranged on the outer side of the top end of the extension rod 3 in a threaded manner and used for sealing and protecting the danger elimination module 4 and the folding mechanism 6.

The utility model discloses a theory of operation: when the utility model is used, the folding mechanism 6 is pulled out, the positioning bolt 605 is fixedly connected with the base 601 through the positioning hole 305 at the upper end of the extension rod 3, then, when a proper danger eliminating head is selected according to the field situation and the bent flat nose 403 is needed, the fixing bolt 405 is taken down, then the bent flat nose 403 is rotated to the upper side, and then is connected and fixed with the fixing threaded hole 404 through the fixing bolt 405, the bent flat nose 403 is suitable for prying and lifting rock, the pointed chisel head 402 is suitable for excavating and breaking rock, the danger eliminating module 4 is folded by the folding mechanism 6 after use, the extension rod 3 is then rotated to disengage the internal upper threads 102 and the external upper threads 302, the extension rod 3 is slid downward, the lower internal thread 101 and the lower external thread 301 are screwed by rotation, fixed, and then the protective cover 5 is screwed for sealing protection.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims (6)

1. An adjustable danger elimination bar comprising: handle (2) and connecting rod (1), the bottom at connecting rod (1), its characterized in that are installed in handle (2): the inner chamber of connecting rod (1) is cup jointed and is installed extension rod (3), the upper end of extension rod (3) is followed connecting rod (1) top stretches out, the inner chamber top slidable mounting of extension rod (3) is closed and is closed mechanism (6), it arranges dangerous module (4) to install on closing mechanism (6).

2. An adjustable danger relieving rod according to claim 1, wherein: the upper and lower both ends of connecting rod (1) inner chamber are provided with internal thread (102) and internal thread (101) down respectively, the bottom fixed mounting of extension rod (3) has connector (303), connector (303) slidable mounting be in connecting rod (1), correspond on connector (303) go up internal thread (102) and internal thread (101) down are provided with external screw thread (302) and external screw thread (301) down.

3. The adjustable danger bar of claim 2, wherein: the telescopic rod is characterized in that sliding grooves (304) are symmetrically formed in an inner cavity of the upper end of the extension rod (3), positioning holes (305) are formed in the side surfaces of the sliding grooves (304) at equal intervals, and a folding mechanism (6) is arranged in the sliding grooves (304) in a sliding mode.

4. An adjustable danger relieving rod according to claim 3, wherein: the folding mechanism (6) comprises a base (601) and sliding blocks (602) installed on two sides of the base (601), the sliding blocks (602) are connected with the sliding grooves (304) in a sliding mode, the base (601) is installed in an inner cavity of the extension rod (3) in a sleeved mode, a support (603) is fixedly installed on the base (601), the danger eliminating module (4) is installed on the support (603) in a rotating mode through a rotating shaft (604), the folding mechanism (6) further comprises a positioning bolt (605), and the positioning bolt (605) penetrates through the positioning hole (305) from the outer side to be connected with the base (601) in a threaded mode.

5. An adjustable danger relieving rod according to claim 4, wherein: arrange dangerous module (4) including connecting block (401), point chisel head (402), bent flat nose (403) and fixing bolt (405), point chisel head (402) and bent flat nose (403) integrated into one piece respectively in the upper and lower both ends of connecting block (401), fixing threaded hole (404) have been seted up to connecting block (401) longitudinal symmetry, fixing bolt (405) pass through the through-hole of seting up on support (603) with fixing threaded hole (404) threaded connection.

6. An adjustable danger relieving rod according to claim 5, wherein: and a protective cover (5) is installed on the outer side of the top end of the extension rod (3) in a threaded manner.

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