CN210256701U

CN210256701U - Device for releasing and stretching sleeper

Info

Publication number: CN210256701U
Application number: CN201920436919.3U
Authority: CN
Inventors: 章利民
Original assignee: Hangzhou Wren Hydraulic Equipment Manufacturing Co ltd
Current assignee: Hangzhou Wren Hydraulic Equipment Manufacturing Co ltd
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-04-07
Anticipated expiration: 2029-04-02

Abstract

The utility model provides a device that a usefulness is put to sleeper relates to the sleeper and puts a field, including the casing, be equipped with the ratchet in ratchet mounting hole and the ratchet mounting hole on the casing, the top of ratchet is provided with the pawl, and its characterized in that is equipped with on the casing and can drives the rotatory balanced subassembly of casing, the beneficial effects of the utility model are that install balancing unit on the casing for put the device and can be by the steady hoist of loop wheel machine, alleviateed operator's physical burden with this, the operator is as long as put the rotation direction of a device, easy operation to the control.

Description

Device for releasing and stretching sleeper

Technical Field

The utility model belongs to a field is put to the sleeper, in particular to a device of usefulness is put to sleeper.

Background

Railway prestressed concrete sleeper is putting and is opening the in-process, and the prestressing force of reinforcing bar will arouse the deformation of concrete sleeper, and this keeps off the shoulder extremely unfavorable to the sleeper, often arouses to keep off the shoulder crack or fall the piece, adopts to put when opening the device to put the sleeper, often puts and open a side after, need will put and open the machine and carry out artificial rotatory switching-over, puts to the opposite side and open, because putting a machine own weight also not light, it brings great physical burden to operating personnel to move with rotatory switching-over many times manual work.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a simple structure, alleviate operating personnel physical burden. A device for sleeper expansion convenient to operate.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the device for releasing and stretching the sleeper comprises a shell, wherein a ratchet wheel mounting hole is formed in the shell, a ratchet wheel is arranged in the ratchet wheel mounting hole, a pawl is arranged at the top of the ratchet wheel, and the device is characterized in that a balance assembly capable of driving the shell to rotate is arranged on the shell.

The balance assembly comprises a support rod and two connecting pieces, the two connecting pieces are respectively connected with two ends of the support rod, the connecting pieces are connected with the shell, and a lifting part is arranged in the center of the support rod.

By adopting the technical scheme, after the steel cable or the lifting hook is connected with the lifting part, the shell can be lifted, and circumferential rotation can be realized by taking the steel cable or the lifting hook as an axis, so that the device for opening the shell can realize steering, and the physical burden of an operator is reduced.

The balance assembly comprises two connecting pieces, the upper ends of the two connecting pieces are connected to form a hook portion, the hook portion is semicircular or inverted V-shaped, and the lower ends of the two connecting pieces are respectively connected with the two sides of the shell.

By adopting the technical scheme, after the steel cable or the lifting hook is connected with the lifting hook part, the shell can be lifted and can rotate in the circumferential direction by taking the steel cable or the lifting hook as an axis, so that the device for opening the shell can realize steering, and the physical burden of an operator is reduced.

The connecting piece is provided with a clamping strip, and the shell is provided with a clamping groove corresponding to the clamping strip.

Adopt above-mentioned technical scheme, through the cooperation installation of card strip and draw-in groove for spacing between casing and the connecting piece is connected stably, and the card strip plays the effect of a location simultaneously, to the location of connecting piece when easy to assemble, promotes balanced subassembly's installation effectiveness.

Wherein the connecting piece is riveted with the shell.

By adopting the technical scheme, the connection between the connecting piece and the shell is quick, reliable and low in cost, the bearing capacity of the rivet nut is high, and the hidden danger of injury to operators caused by fracture of the joint is reduced.

The support rod is provided with a threaded hole, the lifting part comprises a screwing part screwed into the threaded hole and a lifting piece, and the screwing part is connected below the lifting piece.

By adopting the technical scheme, the hanging piece is detachably connected with the supporting rod, so that the maintenance and the replacement are convenient, and the service life of the whole balance assembly is prolonged.

Wherein, the hanging piece is a triangular ring.

By adopting the technical scheme, the position of the steel cable or the lifting hook is limited by the uppermost corner of the triangular ring, so that the situation that the position of the tension device cannot be adjusted to the balance position due to unnecessary displacement of the steel cable or the lifting hook in the lifting process is avoided.

Compared with the prior art, the device that uses is put to sleeper have following advantage: the utility model discloses install balancing unit on the casing for put a device can be by the steady hoist of loop wheel machine, with this physical burden that has alleviateed the operator, the operator is as long as put a rotation direction of device, easy operation to the control.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram according to a second embodiment;

FIG. 3 is a schematic diagram of the third embodiment.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In addition, in the embodiments of the present invention, the directional indications (such as upper, lower, left, right, front and rear … …) are mentioned, and the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

All directions or positional relationships mentioned in the embodiments of the present invention are positional relationships based on the drawings, and are only for convenience of description and simplified description, and do not imply or imply that the device or element referred to must have a specific orientation, and should not be construed as limiting the present invention. If there is a description in an embodiment of the present invention referring to "first", "second", etc., the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

The utility model provides a device that usefulness was put to sleeper, it is shown to combine fig. 1-3, including casing 1, be equipped with ratchet mounting hole 5 on casing 1, be equipped with ratchet 51 in the ratchet mounting hole 5, ratchet 51's top is provided with pawl 52, is equipped with on the casing 1 and can drives the rotatory balanced subassembly 2 of casing 1, makes things convenient for drawing of patterns in-process to put lifting by crane and the flip-chip of the device of usefulness, overall process safe and reliable, steady.

In this embodiment, the balance assembly 2 includes a support rod 3 and two connecting members 4, the two connecting members 4 are respectively connected to two ends of the support rod 3, the connecting members 4 are riveted to the housing 1, so that the connection between the connecting members 4 and the housing 1 can be realized quickly and reliably at low cost, the bearing capacity of the rivet nut is strong, the hidden danger of injury to operators due to fracture of the joint is reduced, a lifting part 31 is provided at the central position of the support rod 3, a threaded hole 32 is provided on the support rod 3, the lifting part 31 includes a screwing part 33 screwed into the threaded hole 32 and a lifting part 34, in this embodiment, the lifting part 34 is a triangular ring, the situation that the position of the tension device cannot be adjusted to a balance position due to unnecessary displacement of a steel cable or a lifting hook during lifting is avoided, the screwing part 33 is connected below the lifting part 34, specifically, the screwing part 33 is a threaded rod, and during operation, after the steel cable or the lifting, the casing 1 can be lifted and can rotate circumferentially by taking the steel cable or the lifting hook as an axis, so that the device for opening and closing can be turned, and the physical burden of an operator can be reduced.

Example two

The device for releasing and stretching a sleeper described in the first embodiment is different from the first embodiment in that, as shown in fig. 3, the balance assembly 2 includes two connecting members 4, the upper ends of the two connecting members 4 are connected to form a hook portion 41, wherein the hook portion 41 is in an inverted V shape in the present embodiment, the hook portion 41 may be in an arc shape in other embodiments, and the lower ends of the two connecting members 4 are respectively riveted with the two sides of the housing 1, so that the connecting members 4 are connected with the housing 1 quickly, reliably and at low cost, and the rivet nut has strong bearing capacity, thereby reducing the hidden danger of injury to operators caused by the fracture of the connecting part.

EXAMPLE III

As shown in fig. 3, the connecting member 4 is provided with a clamping strip 42, the housing 1 is provided with a clamping groove 11 corresponding to the clamping strip 42, specifically, the clamping groove 11 is arranged on the housing 1, the clamping strip 4 is arranged on the connecting member 4, the housing 1 and the connecting member 4 are limited and positioned through the clamping groove and the clamping strip 11, the connecting member 4 is further provided with a recessed abdicating groove 42, the abdicating groove 42 is provided with a screw hole, and the abdicating groove 42 is used for placing a screw head of a connecting screw between the connecting member 4 and the housing 1.

In this embodiment, card strip 4 sets up to one, be used for carrying on spacingly and location to casing 1, and be used for supporting the weight of whole casing 1, it is concrete, card strip 4 and draw-in groove 11 cooperation installation, make spacing between balanced subassembly 2 and the casing 1 stable, no displacement takes place between balanced subassembly 2 and the casing 1, and be used for supporting the weight of whole casing 1, card strip 4 plays the effect of a location simultaneously, to casing 1's location during easy to assemble, promote balanced subassembly 2's installation effectiveness, after being connected through the screw with casing 1, structure between the two is more firm. In other embodiments, the number of the clamping strips 4 is two or more than two, and the arrangement of other modes is performed on the connecting piece 4 to limit and position the shell 1.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a device that sleeper was opened a usefulness, includes casing (1), be equipped with ratchet mounting hole (5) and be equipped with ratchet (51) in ratchet mounting hole (5) on casing (1), the top of ratchet (51) is provided with pawl (52), its characterized in that, be equipped with on casing (1) and drive the rotatory balanced subassembly (2) of casing (1).

2. A device for sleeper relaxation according to claim 1, characterized in that said balancing assembly (2) comprises a support rod (3) and two connecting members (4), said two connecting members (4) being connected to two ends of the support rod (3) respectively, said connecting members (4) being connected to said housing (1), said support rod (3) being provided with a lifting portion (31) at its central position.

3. A sleeper relaxation apparatus as claimed in claim 1, wherein said balance assembly (2) comprises two connecting members (4), the upper ends of said two connecting members (4) are connected to form a hook portion (41), said hook portion (41) is semicircular or inverted V-shaped, and the lower ends of said two connecting members (4) are respectively connected to both sides of said housing (1).

4. A sleeper relaxation device as claimed in claim 2 or 3, characterized in that said connecting piece (4) is provided with a snap strip (42), said housing (1) being provided with a snap groove (11) corresponding to said snap strip (42).

5. Sleeper tensioning device according to claim 2 or 3, characterized in that the connecting element (4) is riveted to the housing (1).

6. A sleeper relaxation device as claimed in claim 2, characterized in that said support rod (3) is provided with a threaded hole (32), said lifting portion (31) comprises a screwing portion (33) screwed into the threaded hole (32), a lifting member (34), said screwing portion (33) being connected below the lifting member (34).

7. A tie de-tensioning device according to claim 6, characterized in that said suspension element (34) is a triangular ring.