CN210957574U

CN210957574U - Loop chain turn-buckle with self-locking function

Info

Publication number: CN210957574U
Application number: CN201921948650.3U
Authority: CN
Inventors: 杨卫波; 王红华; 卢全; 杨立律
Original assignee: Zhejiang Anji Changhong Chain Manufacturing Co ltd
Current assignee: Zhejiang Anji Changhong Chain Manufacturing Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-07
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a chain formula turn-buckle with self-locking function, including turn-buckle body, power unit, handle, transmission groove, rack, extension spring and toothed disc. The utility model has the advantages that: when the tightener body during operation, handle through the horizontal pulling tightener body outside, be favorable to the staff to operate, make tightener body during operation can not beat from top to bottom, the consumption of strength has been saved for the staff, the steady work of tightener body has been ensured simultaneously, make the inside rack of tightener body break away from extension spring's effort and driving groove slip under the pulling of handle, thereby make rack drive toothed disc rotate, be connected through toothed disc and tightener body, kinetic energy has been provided for the tightener body, when the rack is accomplished a extension, make the rack resume initial state and continue next extension under extension spring's effect, make the tightener body continuously work slowly, the work efficiency of tightener body has been improved.

Description

Loop chain turn-buckle with self-locking function

Technical Field

The utility model relates to a turn-buckle specifically is a chain formula turn-buckle with self-locking function belongs to turn-buckle technical field.

Background

A wire tightener, also called ratchet tightener, is used for tightening a wire in overhead line laying construction, when in use, a steel wire rope or a galvanized iron wire on the wire tightener is firstly loosened and fixed on a cross arm, the wire is clamped by a wire clamp, then a special spanner is pulled, and due to the anti-reversion effect of a pawl, the steel wire rope or the galvanized iron wire is gradually wound on a ratchet roller to tighten the wire, and the rotation tightening principle refers to patent No. 201220458227.7.

However, traditional turn-buckle is at overhead line work at the during operation, and the while work time need carry out the turn-buckle operation through the swing spanner, can make the turn-buckle luffing motion in the swing spanner to inconvenient staff operates, and the spanner has certain length simultaneously, and the arm of force increases during the use, and the space volume of occuping is big, inconvenient operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chain-type turn-buckle with self-locking function just for solving above-mentioned problem, the flexible operation passes through horizontal direction power to the turn-buckle to prevent the turn-buckle swing, influence staff's stringing work, and can also carry out the deashing work to the chain.

The utility model discloses a technical scheme realizes above-mentioned purpose, a chain-type turn-buckle with self-locking function, including the turn-buckle body with install in the power unit of one side of turn-buckle body inside, power unit includes handle, transmission groove, rack, extension spring and toothed disc, the inside one side bottom of turn-buckle body is equipped with the transmission groove, the transmission groove bottom is installed the rack, and the rack with the transmission groove sliding connection; one end of the rack penetrates through the side wall of the transmission groove and extends to the outer side of the tightener body, and the other end of the rack is provided with the extension spring; one end of the extension spring is fixedly connected with the side wall of one end of the rack, and the other end of the extension spring is fixedly connected with the side wall of the transmission groove; one end of the handle penetrates through the outer side of the tightener body and extends into the transmission groove, and one end of the handle is fixedly connected with one side of the rack; the gear dish is located the inside other end of driving groove, the gear dish with turn-buckle body rotates to be connected, just the gear dish with rack toothing.

Preferably, in order to prevent sundries from entering the inside of the wire grip body to cause the locking and damage of the wire grip body, the power mechanism further comprises a dust cover, the dust cover is mounted on the outer side of the wire grip body and is in sliding connection with the transmission groove, one end of the dust cover is fixedly connected with one side of the transmission groove, and the other end of the dust cover is fixedly connected with the side wall of the handle.

Preferably, in order to convert and utilize kinetic energy stringing inside the tightener body, the other end inside the tightener body is provided with an extrusion mechanism, the extrusion mechanism comprises a push groove, a compression air bag, a connecting rod and a turntable, the push groove is arranged at the top of the transmission groove, and one end of the push groove is communicated with the top of the transmission groove; the compression air bag is arranged in the push groove and is connected with the push groove in a sliding manner; the one end of compression gasbag is installed the connecting rod, the connecting rod with the one end of compression gasbag is rotated and is connected, install one side of toothed disc the carousel, the other end of connecting rod with one side edge of carousel rotates and is connected.

Preferably, in order to deposit the utilization to gas, the extrusion mechanism still includes check valve, first air guide groove and reservoir, the reservoir is located push away one side of groove, the one end of reservoir is installed first air guide groove, just first air guide groove passes through the check valve with compression airbag's the other end intercommunication.

Preferably, it is right in order to carry out the pressure release in the inside gas of gas receiver, prevent the gas receiver damages, dust removal mechanism is installed at the top of gas receiver, dust removal mechanism includes second air guide groove, indent, briquetting and compression spring, the top of gas receiver is equipped with the indent, the indent with the top intercommunication of gas receiver, just indent internally mounted has the briquetting, the briquetting with indent inside sliding connection, install at the top of briquetting compression spring, compression spring's the other end with the top fixed connection of indent, install the lateral wall of indent the second air guide groove.

Preferably, in order to be right the dust removal is carried out to the outside of turn-buckle body, dust removal mechanism still includes the hole of blowing, the hole of blowing is equipped with a plurality ofly, and is a plurality of the hole of blowing with the second air guide groove intercommunication, a plurality of the other end of hole of blowing with the outside intercommunication of turn-buckle body.

Preferably, in order to protect the pressing block, the dust removal mechanism further comprises two rubber pads, the two rubber pads are arranged between the pressing block and the pressing groove, one ends of the two rubber pads are fixedly connected with the bottom of the pressing groove, and the other ends of the two rubber pads are abutted to the bottom of the pressing block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when the grip body during operation, handle through the horizontal pulling grip body outside, be favorable to the staff to operate, make the grip body during operation can not beat from top to bottom, the consumption of strength has been saved for the staff, the steady job of grip body has been ensured simultaneously, make the inside rack of grip body break away from extension spring's effort and driving groove slip under the pulling of handle, thereby make rack drive pinion dish rotate, be connected through pinion dish and grip body, for the grip body provides kinetic energy, when the rack is accomplished one and is tensile, make the rack resume initial state and continue next tensile under extension spring's effect, make the grip body continuously work slowly, the work efficiency of grip body has been improved.

Drawings

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

fig. 2 is a schematic view of a connection structure of the tightener body and the power mechanism shown in fig. 1;

fig. 3 is an enlarged view of the portion a shown in fig. 2.

In the figure: 1. the wire grip comprises a wire grip body, 2, a power mechanism, 21, a handle, 22, a dust cover, 23, a transmission groove, 24, a rack, 25, a tension spring, 26, a gear disc, 3, an extrusion mechanism, 31, a push groove, 32, a compression air bag, 33, a connecting rod, 34, a rotary disc, 35, a one-way valve, 36, a first air guide groove, 37, an air storage chamber, 4, a dust removal mechanism, 41, a second air guide groove, 42, an air blowing hole, 43, a pressure groove, 44, a pressing block, 45, a rubber pad, 46 and a compression spring.

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.

Referring to fig. 1-3, a chain type tightener with a self-locking function comprises a tightener body 1 and a power mechanism 2 installed on one side inside the tightener body 1, wherein the power mechanism 2 comprises a handle 21, a transmission groove 23, a rack 24, an extension spring 25 and a gear disc 26, the transmission groove 23 is arranged at the bottom of one side inside the tightener body 1, the rack 24 is installed at the bottom of the transmission groove 23, and the rack 24 is connected with the transmission groove 23 in a sliding manner; one end of the rack 24 penetrates through the side wall of the transmission groove 23 and extends to the outer side of the tightener body 1, and the other end of the rack 24 is provided with the extension spring 25; one end of the extension spring 25 is fixedly connected with the side wall of one end of the rack 24, and the other end of the extension spring 25 is fixedly connected with the side wall of the transmission groove 23; one end of the handle 21 penetrates through the outer side of the tightener body 1 and extends into the transmission groove 23, and one end of the handle 21 is fixedly connected with one side of the rack 24; the pinion disc 26 is arranged at the other end of the inner part of the transmission groove 23, the pinion disc 26 is rotatably connected with the tightener body 1, and the pinion disc 26 is meshed with the rack 24.

As a technical optimization scheme of the utility model, power unit 2 still includes dust cover 22, dust cover 22 is installed in the outside of turn-buckle body 1, just dust cover 22 with driving groove 23 sliding connection, dust cover 22 one end with one side fixed connection of driving groove 23, dust cover 22 the other end with the lateral wall fixed connection of handle 21.

As a technical optimization scheme of the utility model, the other end of the interior of the wire grip body 1 is provided with the extruding mechanism 3, the extruding mechanism 3 comprises a push groove 31, a compression air bag 32, a connecting rod 33 and a turntable 34, the push groove 31 is arranged at the top of the transmission groove 23, and one end of the push groove 31 is communicated with the top of the transmission groove 23; the compression air bag 32 is arranged in the push groove 31, and the compression air bag 32 is connected with the push groove 31 in a sliding manner; the connecting rod 33 is installed to the one end of compression gasbag 32, connecting rod 33 with the one end of compression gasbag 32 is rotated and is connected, install one side of toothed disc 26 carousel 34, the other end of connecting rod 33 with a side edge of carousel 34 rotates and is connected.

As a technical optimization scheme of the utility model, extrusion mechanism 3 still includes check valve 35, first air guide groove 36 and reservoir 37, reservoir 37 is located push away one side of groove 31, install reservoir 37's one end first air guide groove 36, just first air guide groove 36 passes through check valve 35 with compression bag 32's the other end intercommunication.

As a technical optimization scheme of the utility model, dust removal mechanism 4 is installed at the top of gas receiver 37, dust removal mechanism 4 includes second air guide groove 41, indent 43, briquetting 44 and compression spring 46, the top of gas receiver 37 is equipped with indent 43, indent 43 with the top intercommunication of gas receiver 37, just indent 43 internally mounted has briquetting 44, briquetting 44 with the inside sliding connection of indent 43, install the top of briquetting 44 compression spring 46, compression spring 46's the other end with the top fixed connection of indent 43, install the lateral wall of indent 43 second air guide groove 41.

As a technical optimization scheme of the utility model, dust removal mechanism 4 still includes gas hole 42, gas hole 42 is equipped with a plurality ofly, and is a plurality of gas hole 42 with second air guide groove 41 intercommunication, it is a plurality of the other end of gas hole 42 with the outside of turn-buckle body 1 communicates.

As a technical optimization scheme of the utility model, dust removal mechanism 4 still includes rubber pad 45, rubber pad 45 is equipped with two, two rubber pad 45 install in briquetting 44 with between the indent 43, two the one end of rubber pad 45 with indent 43 bottom fixed connection, the other end of rubber pad 45 with the bottom of briquetting 44 is contradicted.

When the utility model is used, firstly, the tightener body 1 is connected and installed with the cable to be fastened, when the tightener body 1 works, the pull handle 21 outside the tightener body 1 is horizontally pulled, which is beneficial for the operation of the working personnel, so that the tightener body 1 does not jump up and down when working, the labor consumption is saved for the working personnel, simultaneously, the stable work of the tightener body 1 is ensured, the rack 24 inside the tightener body 1 is enabled to get rid of the acting force of the tension spring 25 and slide from the transmission groove 23 under the pulling of the pull handle 21, thereby the rack 24 drives the gear disc 26 to rotate, the kinetic energy is provided for the tightener body 1 through the connection between the gear disc 26 and the tightener body 1, when the rack 24 completes one stretching, the rack 24 is enabled to recover the initial state and continue the next stretching under the action of the tension spring 25, the tightener body 1 is enabled to continuously work, the work efficiency of the turn-buckle body 1 is improved, simultaneously when the gear plate 26 changes, connecting rod 33 can do work to pushing away the inside compression gasbag 32 in groove 31, make compression gasbag 32 produce gas and get into the reservoir 37 and deposit, can drive the inside briquetting 44 in pressure groove 43 and remove when reservoir 37 internal pressure reaches one end pressure, thereby make gas lead gas groove 41 and gas hole 42 through the second and remove dust to turn-buckle body 1, make turn-buckle body 1 keep clean, prevent that 1 internal mechanism of turn-buckle body is blocked by debris kayser, lead to turn-buckle body 1 can not normal use or damage.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a loop chain turn-buckle with self-locking function, includes turn-buckle body (1) and install in power unit (2) of the inside one side of turn-buckle body (1), its characterized in that: the power mechanism (2) comprises a handle (21), a transmission groove (23), a rack (24), an extension spring (25) and a gear disc (26), the transmission groove (23) is formed in the bottom of one side of the interior of the tightener body (1), the rack (24) is installed at the bottom of the transmission groove (23), and the rack (24) is connected with the transmission groove (23) in a sliding mode; one end of the rack (24) penetrates through the side wall of the transmission groove (23) and extends to the outer side of the tightener body (1), and the other end of the rack (24) is provided with the extension spring (25); one end of the extension spring (25) is fixedly connected with the side wall of one end of the rack (24), and the other end of the extension spring (25) is fixedly connected with the side wall of the transmission groove (23); one end of the handle (21) penetrates through the outer side of the tightener body (1) and extends into the transmission groove (23), and one end of the handle (21) is fixedly connected with one side of the rack (24); the gear plate (26) is arranged at the other end of the inner part of the transmission groove (23), the gear plate (26) is rotatably connected with the tightener body (1), and the gear plate (26) is meshed with the rack (24).

2. The loop chain type wire grip with the self-locking function according to claim 1, characterized in that: the power mechanism (2) further comprises a dust cover (22), the dust cover (22) is installed on the outer side of the tightener body (1), the dust cover (22) is connected with the transmission groove (23) in a sliding mode, one end of the dust cover (22) is fixedly connected with one side of the transmission groove (23), and the other end of the dust cover (22) is fixedly connected with the side wall of the handle (21).

3. The loop chain type wire grip with the self-locking function according to claim 1, characterized in that: the other end in the wire grip body (1) is provided with an extrusion mechanism (3), the extrusion mechanism (3) comprises a push groove (31), a compression air bag (32), a connecting rod (33) and a turntable (34), the push groove (31) is arranged at the top of the transmission groove (23), and one end of the push groove (31) is communicated with the top of the transmission groove (23); the compression air bag (32) is arranged in the push groove (31), and the compression air bag (32) is connected with the push groove (31) in a sliding manner; install the one end of compression gasbag (32) connecting rod (33), connecting rod (33) with the one end of compression gasbag (32) is rotated and is connected, install one side of toothed disc (26) carousel (34), the other end of connecting rod (33) with a side edge of carousel (34) rotates and is connected.

4. The loop chain type wire grip with the self-locking function according to claim 3, characterized in that: extrusion mechanism (3) still include check valve (35), first air guide groove (36) and reservoir (37), reservoir (37) are located push away one side of groove (31), install the one end of reservoir (37) first air guide groove (36), just first air guide groove (36) pass through check valve (35) with the other end intercommunication of compression gasbag (32).

5. The loop chain type wire grip with the self-locking function according to claim 4, characterized in that: dust removal mechanism (4) are installed at the top of gas receiver (37), dust removal mechanism (4) include second air guide groove (41), indent (43), briquetting (44) and compression spring (46), the top of gas receiver (37) is equipped with indent (43), indent (43) with the top intercommunication of gas receiver (37), just indent (43) internally mounted has briquetting (44), briquetting (44) with indent (43) inside sliding connection, install at the top of briquetting (44) compression spring (46), the other end of compression spring (46) with the top fixed connection of indent (43), install the lateral wall of indent (43) second air guide groove (41).

6. The loop chain type wire grip with the self-locking function according to claim 5, characterized in that: the dust removal mechanism (4) further comprises a plurality of air blowing holes (42), the air blowing holes (42) are communicated with the second air guide groove (41), and the other ends of the air blowing holes (42) are communicated with the outer side of the tightener body (1).

7. The loop chain type wire grip with the self-locking function of claim 6, wherein: dust removal mechanism (4) still include rubber pad (45), rubber pad (45) are equipped with two, two rubber pad (45) install in briquetting (44) with between indent (43), two the one end of rubber pad (45) with indent (43) bottom fixed connection, the other end of rubber pad (45) with the bottom of briquetting (44) is contradicted.