CN211717947U

CN211717947U - Adjustable arm-force lever

Info

Publication number: CN211717947U
Application number: CN202020372355.4U
Authority: CN
Inventors: 张颛; 徐晓阳; 陈晓丽
Original assignee: Liaocheng Dongchangfu Xinao Energy Co ltd
Current assignee: Liaocheng Dongchangfu Xinao Energy Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-10-20
Anticipated expiration: 2030-03-23

Abstract

The utility model belongs to the technical field of the arm lever, in particular to an adjustable arm lever, which comprises a sleeve, a pull rod is assembled in a placing groove, two limit sliders respectively extend into matched sliding grooves, a through groove is arranged on one side of a fixing part matched with the locking groove, a rotating shaft is rotatably connected on the upper side of the through groove, the rotating shaft is rotatably connected with an eccentric wheel, the fixing part is provided with a limit mechanism matched with the limit groove, two blind holes are respectively provided with a limit plate, two support rods are respectively sheathed with a spring, a press plate is matched with the eccentric wheel, and the lower side of the press plate is fixedly connected with a friction block matched with the locking groove, the device has simple structure, can adjust the length as required, leads the pressing of a pressing device to be more convenient, can completely take the pull rod into the sleeve when the pressing device is not used, reduces the length, prevents people from walking beside the pressing device and colliding with the, and is convenient for users to carry the presser.

Description

Adjustable arm-force lever

Technical Field

The utility model belongs to the technical field of the power armed lever, concretely relates to power armed lever with adjustable.

Background

The pressure test is one of the common methods for determining whether the connection of the water pipe is reliable. The connectors and the internal thread connectors are checked one by one during pressure testing, and the plugs cannot be subjected to water seepage, otherwise, the meter needles of the pressure tester are directly influenced. Today can use the ware of suppressing (as shown in figure 1) in the test of suppressing, suppress through the arm of force pole 100 of pressing the ware of suppressing, but the arm of force pole is longer today, put when one side at not using the ware of suppressing, people walk about by the ware of suppressing, take place to collide with the arm of force pole easily, cause the incident, and when the ware is suppressed in needs transport, the longer also convenient to use person's transport of arm of force pole is suppressed, and the length of arm of force pole is adjusted as required to the be not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: aim at providing a power armed lever with adjustable, can adjust length as required, and when not using, the pull rod can be taken in inside the sleeve completely, reduces the length of arm of force pole, prevents to put when one side at the use ware of not beating, and people walk about on the ware and take place to collide with the power armed lever, and convenient to use person carries and beats the ware.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

an adjustable force arm rod comprises a sleeve, wherein the sleeve is provided with a placing groove, a pull rod is assembled in the placing groove, sliding grooves are symmetrically formed in the inner walls of the left side and the right side of the sleeve, limiting sliding blocks matched with the sliding grooves are arranged on the left side and the right side of the pull rod, the two limiting sliding blocks respectively extend into the matched sliding grooves, a locking groove is formed in the upper side of the pull rod, a fixing piece is fixedly connected to one side of an outlet of the placing groove, a through groove is formed in one side of the fixing piece matched with the locking groove, a notch matched with the position of the through groove is formed in one side of the outlet of the sleeve, a rotating shaft is rotatably connected to the upper side of the through groove, an eccentric wheel is rotatably connected to the rotating shaft, a limiting handle is fixedly connected to the eccentric wheel, a limiting groove, two the through-hole upside all is equipped with the blind hole, two the blind hole all is equipped with the limiting plate, the equal fixedly connected with bracing piece of limiting plate downside, two the bracing piece all is equipped with the spring, two the bracing piece downside runs through spring and through-hole fixedly connected with clamp plate, clamp plate and eccentric wheel phase-match, clamp plate downside fixedly connected with and locked groove assorted clutch blocks, the clamp plate all with the clutch blocks with breach size phase-match, standing groove one end fixedly connected with handle is stretched out to the pull rod.

By adopting the technical scheme of the utility model, when a pressure device is needed to be used, the force arm rod needs to be contracted, when the length of the force arm rod is reduced, the limiting handle is cancelled to limit by using a limiting mechanism, at the moment, the limiting handle can be rotated to drive the eccentric wheel to rotate, so that the wider side of the eccentric wheel rotates away from the upper side of the pressing plate, at the moment, the two limiting plates are driven to move upwards in the two blind holes respectively through the stretching of the springs at the two sides, at the moment, the two limiting plates drive the pressing plate and the friction block to move towards the side far away from the locking groove in the notch through the supporting rod, thereby canceling the limiting of the pull rod, at the moment, the pull rod can be moved out from the placing groove by using the handle, the limiting blocks at the two sides respectively move in the two sliding grooves, the limiting blocks are matched with the sliding grooves, the pressing plate is extruded, the friction block penetrates through the notch to tightly abut against the locking groove, the limiting plate moves downwards at the moment, the spring is compressed, then the limiting handle is limited by the limiting mechanism, the handle can be normally pressed to pressurize at the moment, when the pressure beater is not used, the pull rod is completely collected into the placing groove, the length of the arm of force is reduced, people are prevented from walking beside the pressure beater and colliding with the arm of force when the pressure beater is not used, and a user can conveniently carry the pressure beater; this device simple structure can adjust length as required, makes the ware of beating to beat and presses more conveniently, and when not using the ware of beating, can take in the sleeve completely with the pull rod inside, reduces length, prevents to put when not using the ware of beating aside, people walk about the ware and take place to collide with the power armed lever, and convenient to use person carries the ware of beating.

Further define, the stop gear includes: the rotating rod is connected with the twisting block in a rotating mode, the rotating rod is connected with the fixing piece in a rotating mode, and the twisting block is fixedly connected with the rotating rod. According to the structure, the limiting handle is rotated, the limiting groove penetrates through the twisting block, the twisting block is rotated at the moment, the twisting block is perpendicular to the limiting groove, and the limiting handle is limited at the moment.

Further, a baffle is fixedly connected to one side, close to the pull rod, of the handle. With such a structure, when the pull rod is accommodated in the accommodating groove, the hand of a user is prevented from colliding with the fixing piece.

Further, the surface of the handle is provided with anti-skid lines. With such a structure, the user is prevented from slipping when holding the handle.

Further, the fixing piece is detachably and fixedly connected with the sleeve. With such a structure, the fixture can be detached and maintained when necessary.

The utility model discloses have following advantage with prior art relative ratio:

simple structure can adjust length as required, and when not using, inside the pull rod can take in the sleeve completely, reduces the length of arm of force pole, prevents to put when one side at the ware is not being used to beat, and people walk about by the ware and take place to collide with the arm of force pole, and convenient to use person carries and beats the ware.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural view of a pressure device according to an embodiment of the adjustable arm lever of the present invention;

fig. 2 is a schematic structural view of an embodiment of an adjustable arm lever according to the present invention;

fig. 3 is a schematic view of a cross-sectional structure of a pull rod, a sleeve, a pressing plate, a friction block, a support rod, a limit plate, a rotating shaft, an eccentric wheel and a fixing member according to an embodiment of the adjustable arm lever of the present invention;

fig. 4 is a schematic sectional view of an embodiment of an adjustable arm lever according to the present invention;

fig. 5 is a schematic sectional view of an embodiment of an adjustable arm lever according to the present invention;

the main element symbols are as follows:

the sleeve comprises a sleeve 1, a placing groove 11, a pull rod 12, a sliding groove 13, a limiting sliding block 14, a locking groove 21, a fixing piece 22, a through groove 23, a notch 231, a rotating shaft 24, an eccentric wheel 25, a limiting handle 26, a limiting groove 261, a through hole 3, a blind hole 31, a limiting plate 32, a supporting rod 33, a spring 34, a pressing plate 35, a friction block 36, a handle 38, a baffle 381, a rotating rod 4 and a twisting block 41.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in figures 2-5, the utility model relates to an adjustable arm-force lever, which comprises a sleeve 1, the sleeve 1 is provided with a placing groove 11, a pull rod 12 is assembled in the placing groove 11, sliding grooves 13 are symmetrically arranged on the inner walls of the left and right sides of the sleeve 1, limiting sliders 14 matched with the sliding grooves 13 are arranged on the left and right sides of the pull rod 12, the two limiting sliders 14 respectively extend into the matched sliding grooves 13, a locking groove 21 is arranged on the upper side of the pull rod 12, a fixing member 22 is fixedly connected on one side of the outlet of the placing groove 11, a through groove 23 is arranged on one side of the fixing member 22 matched with the locking groove 21, a notch 231 matched with the through groove 23 is arranged on one side of the outlet of the sleeve 1, a rotating shaft 24 is rotatably connected on the upper side of the through groove 23, an eccentric wheel 25 is rotatably connected with the eccentric wheel 25, a limiting handle 26, lead to groove 23 the left and right sides and be equipped with through-hole 3, 3 upsides of two through-holes all are equipped with blind hole 31, two blind holes 31 all are equipped with limiting plate 32, the equal fixedly connected with bracing piece 33 of limiting plate 32 downside, two bracing pieces 33 all overlap and are equipped with spring 34, two bracing piece 33 downside run through spring 34 and 3 fixedly connected with clamp plate 35 of through-hole, clamp plate 35 and eccentric wheel 25 phase-matches, clamp plate 35 downside fixedly connected with and 21 assorted clutch blocks 36 of locked groove,

clamp plate

35 and 36 all with breach 231 size phase-matches with the clutch blocks, 11 one end fixedly connected with handles 38 of standing groove are stretched out to pull.

By adopting the technical scheme of the utility model, when a pressure applicator is needed to be used, the arm lever 100 needs to be contracted, and the length of the arm lever 100 is reduced, the limit mechanism is used to cancel the limit of the limit handle 26, at the moment, the limit handle 26 can be rotated to drive the eccentric wheel 25 to rotate, so that the wider side of the eccentric wheel 25 rotates away from the upper side of the pressing plate 35, at the moment, the springs 34 at the two sides stretch to drive the two limit plates 32 to move upwards in the two blind holes 31 respectively, at the moment, the two limit plates 32 drive the pressing plate 35 and the friction block 36 to move towards the side far away from the locking groove 21 in the notch 231 through the supporting rod 33, so as to cancel the limit of the pull rod 12, at the moment, the pull rod 12 can be moved out from the placing groove 11 by using the handle 38, the limit sliders 14 at the two sides move in the two sliding grooves 13 respectively, the limit sliders 14 are, the limiting handle 26 is rotated to drive the eccentric wheel 25 to rotate, the wider side of the eccentric wheel 25 rotates downwards, the pressing plate 35 is extruded, the friction block 36 penetrates through the notch 231 and is tightly abutted to the locking groove 21, the limiting plate 32 moves downwards at the moment, the spring 34 is compressed, then the limiting handle 26 is limited by the limiting mechanism, the handle 38 can be normally pressed to pressurize at the moment, when the pressure device is not used, the pull rod 12 is completely retracted into the placing groove 11 in the same way as the above, the length of the force arm rod 100 is reduced, the situation that people walk beside the pressure device to collide with the force arm rod 100 when the pressure device is not used is prevented, and a user can conveniently carry the pressure device; this device simple structure can adjust length as required, makes the ware of beating to beat and presses more conveniently, and when not using the ware of beating, can take in pull rod 12 inside sleeve 1 completely, reduces length, prevents to put when not using the ware of beating aside, and people walk about by the ware of beating and take place to collide with arm-lever 100, and convenient to use person carries the ware of beating.

Preferably stop gear includes: the rotating rod 4 is connected with the twisting block 41, the rotating rod 4 is connected with the fixing part 22 in a rotating mode, and the twisting block 41 is fixedly connected with the rotating rod 4. With such a structure, the limit handle 26 is rotated to make the limit groove 261 penetrate through the twisting block 41, and at this time, the twisting block 41 is rotated to make the twisting block 41 and the limit groove 261 perpendicular to each other, and at this time, the limit handle 26 is limited. In fact, other structures can be considered according to specific situations, so that the user can limit the limiting handle 26 conveniently.

Preferably, a stop 381 is fixedly connected to the side of the handle 38 adjacent to the pull rod 12. With this structure, when the pull rod 12 is received in the placement groove 11, the user is prevented from hitting the fastener 22 with his hand. In fact, other structures are also conceivable according to the specific situation to prevent the user's hand from hitting the fixing member 22 when the pull rod 12 is received in the placement groove 11.

Preferably, the surface of the handle 38 is provided with anti-slip lines. This structure prevents the user from slipping the hand holding the grip 38. In fact, other structures are contemplated as appropriate to prevent slippage of the user's hand holding the handle 38.

Preferably, the fixing member 22 is detachably and fixedly connected to the sleeve 1. With this structure, the fixture 22 can be removed and the maintenance of the fixture 22 can be performed when necessary. In fact, other configurations may be used as the case may be, and the fixing member 22 may be removed and maintained as needed.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. An adjustable arm-of-force pole, includes sleeve (1), its characterized in that: the sleeve is characterized in that a placing groove (11) is arranged on the sleeve (1), a pull rod (12) is assembled in the placing groove (11), sliding grooves (13) are symmetrically arranged on the inner walls of the left side and the right side of the sleeve (1), limiting slide blocks (14) matched with the sliding grooves (13) are arranged on the left side and the right side of the pull rod (12), the two limiting slide blocks (14) respectively extend into the matched sliding grooves (13), a locking groove (21) is arranged on the upper side of the pull rod (12), a fixing piece (22) is fixedly connected to one side of an outlet of the placing groove (11), a through groove (23) is arranged on one side of the fixing piece (22) matched with the locking groove (21), a notch (231) matched with the through groove (23) in position is arranged on one side of the outlet of the sleeve (1), a rotating shaft (24) is rotatably connected to the upper side of the through groove (23), an eccentric, spacing handle (26) stretch out to lead to groove (23) one side and be equipped with spacing groove (261), mounting (22) be equipped with spacing groove (261) assorted stop gear, it is equipped with through-hole (3) to lead to groove (23) left and right sides, two through-hole (3) upside all is equipped with blind hole (31), two blind hole (31) all are equipped with limiting plate (32), limiting plate (32) downside all fixedly connected with bracing piece (33), two bracing piece (33) all overlap and are equipped with spring (34), two bracing piece (33) downside runs through spring (34) and through-hole (3) fixedly connected with clamp plate (35), clamp plate (35) and eccentric wheel (25) phase-match, clamp plate (35) downside fixedly connected with and locked groove (21) assorted clutch blocks (36), clamp plate (35) and clutch blocks (36) all with breach (231) size phase-match, one end of the pull rod (12) extending out of the placing groove (11) is fixedly connected with a handle (38).

2. An adjustable arm of force lever as claimed in claim 1, wherein: the stop gear includes: the rotating rod (4) is connected with the twisting block (41) in a rotating mode, the rotating rod (4) is connected with the fixing piece (22) in a rotating mode, and the twisting block (41) is fixedly connected with the rotating rod (4).

3. An adjustable arm of force lever as claimed in claim 1, wherein: a baffle plate (381) is fixedly connected to one side, close to the pull rod (12), of the handle (38).

4. An adjustable arm of force lever as claimed in claim 1, wherein: the surface of the handle (38) is provided with anti-skid grains.

5. An adjustable arm of force lever as claimed in claim 1, wherein: the fixing piece (22) is detachably and fixedly connected with the sleeve (1).