CN215862484U

CN215862484U - Contact measurement support

Info

Publication number: CN215862484U
Application number: CN202121959447.3U
Authority: CN
Inventors: 叶文登; 黄敏; 王威; 孙占刚
Original assignee: Ji'nan Rail Transit Group Construction Investment Co ltd; Shandong Rail Transit Research Institute Co ltd
Current assignee: Ji'nan Rail Transit Group Construction Investment Co ltd; Shandong Rail Transit Research Institute Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-18
Anticipated expiration: 2031-08-19

Abstract

The utility model belongs to the technical field of measurement, and particularly relates to a linkage measurement support which comprises a vertical rotating rod, wherein the rotating rod is supported by a support frame, the rotating rod can rotate and be fixed along the axis of the rotating rod, the rotating rod is fixed with one end of a rod sleeve, the other end of the rod sleeve extends towards the direction far away from the rotating rod, an inner rod is nested in the rod sleeve, a pulley is arranged at the end part of the inner rod far away from the rotating rod, one side of the rotating rod far away from the telescopic rod is fixed with a cross beam, a winch for winding a pull rope is arranged at the cross beam, the free end of the pull rope can extend downwards after being guided by the pulley, and a heavy hammer is connected with the free end; the part of the inner rod, which extends out of the rod sleeve, is hinged with one end of the pull rod, the other end of the pull rod is provided with a sliding groove, a cross beam is provided with a screw hole, and the locking bolt penetrates through the sliding groove and then is in threaded connection with the screw hole. The utility model can solve the problem that part of the measuring positions are inconvenient to install anchor bolts, and can reduce the safety risk when the contact measuring bracket is installed and used.

Description

Contact measurement support

Technical Field

The utility model belongs to the technical field of measurement, and particularly relates to a contact measurement support.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

The contact measurement is the measurement work which transmits a plane coordinate system and an elevation system of the ground to the underground so that the ground and the underground can adopt the same coordinate reference and elevation reference.

The inventor knows, in the subway work progress, utilizes the shaft to carry out the contact measurement, and among some prior art schemes, the contact measurement steel wire support is mostly the interim steel pipe in scene and simply sets up, adopts the fastener to connect into the steel pipe X type as supporting in the front, sets up the steel pipe that a length is fit for on the X type supports, and steel pipe front end hangs down the steel wire, and counter weight compaction such as sand bag is adopted to the rear end.

The method has the advantages of large occupied area, long erection time, high labor intensity of erection personnel, poor support stability, poor measurement precision, difficulty and unsafety in steel wire hanging and unsmooth appearance due to the fact that the support needs to be erected again when the position of the steel wire is changed between three times of measurement.

The steel pipe is close to the one end of shaft and is used for supporting vertical suspended wire rope, and the weight of wire rope lower extreme is in the shaft top, and the process of installation and demolition weight makes operating personnel be nearer apart from the shaft, has safe risk.

When adopting counter weight compaction steel pipe, because the steel pipe slope sets up, the condition that counter weight and ground break away from appears easily, under the condition that the wire rope is in the one end connection weight of shaft, the steel pipe breaks away from counter weight department easily, falls into the shaft, produces safe risk.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a contact measurement stand that solves at least one of the above problems.

In order to achieve the above object, one or more embodiments of the present invention provide a contact measurement bracket, including a vertical rotating rod supported by a support frame, the rotating rod being capable of rotating and being fixed along its axis, one end of a rod sleeve being fixed to the rotating rod, the other end extending in a direction away from the rotating rod, an inner rod being nested in the rod sleeve, a pulley being installed on an end of the inner rod away from the rotating rod, one side of the rotating rod away from the rod sleeve being fixed to a cross beam, a winch being installed on the cross beam and being wound with a pull rope, a free end of the pull rope being capable of extending downward after being guided by the pulley, and a heavy hammer being connected to the free end; one end of the pull rod is hinged with the part of the inner rod, which extends out of the rod sleeve, and the other end of the pull rod is provided with a sliding chute; and a locking bolt is arranged in the sliding groove and penetrates through the sliding groove to be fixed with the screw hole at the cross beam.

The beneficial effects of one or more of the above technical solutions are as follows:

according to the telescopic rod structure, the rod sleeve and the inner rod are combined to form the telescopic rod structure, the pulley is mounted at one end, far away from the rotating rod (namely, close to a vertical shaft when in use), of the telescopic rod, the position relation between the pulley and the vertical shaft can be adjusted through the telescopic rod structure, meanwhile, the end part, far away from the vertical shaft, of the pull rod in the telescopic rod structure is adjusted to be positioned on one side of the cross beam, and a user can adjust the length of the telescopic rod structure at the position far away from the vertical shaft; the number of times that operating personnel get close to the shaft is greatly reduced, the distance between the operating personnel and the shaft is increased, and the operation safety is improved.

Adopt the bull stick can follow vertical rotation, interior pole can follow the gliding combination of rod cover for the pulley can reach arbitrary a point in the settlement scope, in the measurement of cubic measurement even more times, is convenient for adjust the position of pulley in the horizontal plane, and then the position of adjustment weight.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a schematic illustration of the overall structure in a first state in accordance with one or more embodiments of the utility model;

FIG. 2 is a schematic illustration of the overall structure in a second state in accordance with one or more embodiments of the utility model;

FIG. 3 is a schematic illustration of the overall structure in a third state in accordance with one or more embodiments of the utility model;

FIG. 4 is a schematic view of the connection between the rotating rod and the rotating sleeve according to one or more embodiments of the present invention.

In the figure, 1, a pull rod; 2. a cross beam; 3. a support; 4. a handle; 5. a connecting rod; 6. a winch; 7. a rotating shaft; 8. pulling a rope; 9. a chute; 10. locking the bolt; 11. a pull rod; 12. a rod sleeve; 13. an inner rod; 14. a hinged support; 15. a pulley; 16. a weight; 17. jacking the bolt; 18. a fixed seat; 19. a first pin shaft; 20. a swing rod; 21. a first limit hole; 22. a second pin shaft; 23. a second limiting hole; 24. a base plate; 25. anchor bolts; 26. a reinforcing bar; 27. balancing weight; 28. a pin shaft hole; 29. rotating the sleeve; 30. a rotating rod; 31. a rotating shaft; 32. an inner cavity.

Detailed Description

As shown in fig. 1, the embodiment provides a linkage measurement bracket, which includes a vertical rotating rod supported by a support frame, the rotating rod can rotate and be fixed along its own axis, one end of a rod sleeve is fixed with the rotating rod, the other end extends in a direction away from the rotating rod, an inner rod is nested in the rod sleeve, a pulley is installed at the end of the inner rod away from the rotating rod, one side of the rotating rod away from the rod sleeve is fixed with a cross beam, a winch for winding a pull rope is installed at the cross beam, the free end of the pull rope can extend downwards after being guided by the pulley, and the free end is connected with a heavy hammer; one end of the pull rod is hinged with the part of the inner rod, which extends out of the rod sleeve, and the other end of the pull rod is provided with a sliding chute; and a locking bolt is arranged in the sliding groove and penetrates through the sliding groove to be fixed with the screw hole at the cross beam.

In this embodiment, a single steel pipe for supporting the steel wire rope is replaced by a telescopic rod structure consisting of a rod sleeve and an inner rod, so that the tail end of the pulley can displace along with the expansion and contraction of the telescopic rod, the pulley is convenient to support and suspend the steel wire rope and the heavy hammer to the vertical shaft, and the pulley is far away from the vertical shaft, and then the heavy hammer is detached by a worker.

The telescopic rod is characterized in that an extra pull rod and a sliding groove in the pull rod are arranged, the length of the telescopic rod can be adjusted on one side of the cross beam through a locking bolt at the position of the sliding groove, and most of operation time of workers is farther away from the vertical shaft.

On the basis of adopting the telescopic rod structure, the telescopic rod is combined with the rotation of the rotating rod, so that the pulley can reach any point within the set adjusting range.

The beam is horizontally arranged, the rod sleeve is obliquely arranged, and one end, far away from the rotating rod, of the rod sleeve is higher than one end, close to the rotating rod, of the rod sleeve.

The one end that the telescopic link was kept away from to the crossbeam is fixed with the support, and support department rotates installs the capstan winch.

The support frame includes vertical arrangement's commentaries on classics cover, and the bull stick lower extreme is fixed with coaxial pivot, and the pivot is pegged graft in changeing the cover, and the bull stick external diameter is greater than the internal diameter that changes the cover.

The lateral wall department of the upper end of the rotating sleeve is provided with a locking piece, and the locking piece can realize locking between the rotating rod and the rotating sleeve.

The lower end of the rotating sleeve is fixedly provided with a bottom plate, the bottom plate is hinged with one end of a swing rod, and the other end of the swing rod is detachably fixed with the rotating sleeve.

The swing rod is provided with a first limiting hole, the bottom plate is provided with a second limiting hole, and when the swing rod and the bottom plate are overlapped, the first limiting hole and the second limiting hole are overlapped.

The bottom plate is provided with a bolt hole.

And a reinforcing rod which is obliquely arranged is fixedly connected between the bottom plate and the rotating sleeve.

The winch is provided with a rotation locking mechanism.

The upper part of the contact measurement steel wire bracket is processed and manufactured by a steel pipe with the diameter of 400 mm/200 mm. The lower support is made of 50mm by 50mm square steel pipes and 40mm by 4mm angle steel, and the upper portion and the lower portion of the support are connected through a rotating shaft. The upper part of the bracket is provided with a phi 100mm winch, and the end part of the bracket is provided with a phi 100mm pulley for hanging a steel wire. The total length of the steel wire bracket is 2300mm, and the height of the steel wire bracket is 2200 mm. The specific processing dimension is detailed in the relation of measuring the processing dimension detail chart/mm of the steel wire bracket.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims

1. A linkage measuring support is characterized by comprising a rotating rod which is vertical and supported by a supporting frame, wherein the rotating rod can rotate and be fixed along the axis of the rotating rod, one end of a rod sleeve is fixed with the rotating rod, the other end of the rod sleeve extends towards the direction far away from the rotating rod, an inner rod is nested in the rod sleeve, a pulley is arranged at the end part of the inner rod far away from the rotating rod, one side of the rotating rod far away from the rod sleeve is fixed with a cross beam, a winch for winding a pull rope is arranged at the cross beam, the free end of the pull rope can extend downwards after being guided by the pulley, and the free end is connected with a heavy hammer; one end of the pull rod is hinged with the part of the inner rod, which extends out of the rod sleeve, and the other end of the pull rod is provided with a sliding chute; and a locking bolt is arranged in the sliding groove and penetrates through the sliding groove to be fixed with the screw hole at the cross beam.

2. The contact measurement stand of claim 1, wherein the cross member is horizontally disposed and the sleeve is angularly disposed, an end of the sleeve distal from the turn bar being higher than an end of the sleeve proximal to the turn bar.

3. The linkage measurement bracket according to claim 1, wherein a bracket is fixed to one end of the cross beam away from the telescopic rod, and the winch is rotatably mounted on the bracket.

4. The contact measurement support according to claim 1, wherein the support frame comprises a vertically arranged rotating sleeve, a coaxial rotating shaft is fixed at the lower end of the rotating rod, the rotating shaft is inserted into the rotating sleeve, and the outer diameter of the rotating rod is larger than the inner diameter of the rotating sleeve.

5. The contact measurement support according to claim 4, wherein a locking member is provided at a side wall of an upper end of the rotating sleeve, and the locking member can lock the rotating rod and the rotating sleeve.

6. The contact measurement support according to claim 4, wherein a bottom plate is fixed at the lower end of the rotary sleeve, the bottom plate is hinged with one end of the swing rod, and the other end of the swing rod is detachably fixed with the rotary sleeve.

7. The contact measuring stand of claim 6, wherein the rocker arm has a first position-limiting hole and the base plate has a second position-limiting hole, and when the rocker arm and the base plate are overlapped, the first position-limiting hole and the second position-limiting hole are overlapped.

8. The tie-measuring bracket of claim 6, wherein the base plate is provided with bolt holes.

9. The linkage measurement bracket according to claim 6, wherein an obliquely arranged reinforcing rod is fixedly connected between the bottom plate and the rotating sleeve.

10. The tie-measuring stand of claim 1, wherein the winch is provided with a rotational locking mechanism.