CN215854684U

CN215854684U - Bolt for crane rail pressing plate

Info

Publication number: CN215854684U
Application number: CN202122089002.0U
Authority: CN
Inventors: 邓建
Original assignee: ZHEJIANG NEW ORIENTAL FASTENER CO Ltd
Current assignee: ZHEJIANG NEW ORIENTAL FASTENER CO Ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-02-18
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a bolt for a crane track pressing plate, which comprises a bolt body, a retaining block, a gasket and a nut, wherein the retaining block is sleeved outside a screw rod of the bolt body, the gasket is sleeved outside the screw rod of the bolt body and positioned below the retaining block, the nut is in threaded connection with the outside of the screw rod of the bolt body and positioned below the gasket, the retaining block comprises an installation block, a connection block, an installation round hole, an installation square hole, an installation groove, a sliding chute, a sliding block, a T-shaped rod, an installation hole, an Jiong-shaped rod, an external thread column and an internal thread sleeve, the connection block is arranged at the upper part of the installation block, the left end of the installation block is hinged with the left end of the connection block through a hinge, the installation round hole which longitudinally penetrates through the installation block is formed in the central position of the upper part of the installation block, compared with the prior art, the bolt can adapt to pressing plates with different inclinations, and improves the pressing effect of the pressing plates, the pressing plate is prevented from sliding and moving, and the fixing effect on the crane guide rail is improved.

Description

Bolt for crane rail pressing plate

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of fasteners, in particular to a bolt for a crane rail pressing plate.

[ background of the utility model ]

The crane rail needs to be fixed on a crane beam by a pressing plate, and the pressing plate is fastened by a backstop block on a bolt. Because the one side that the clamp plate contacted with the stopping piece is slope shape for the one side that the stopping piece contacted with the clamp plate must also be slope shape just can guarantee that the contact surface of stopping piece and clamp plate can fully laminate. However, the angle of the inclined plane of the conventional retaining block cannot be adjusted, and the angle of the inclined plane of each pressing plate is inconsistent, so that the retaining block is not in sufficient contact with the pressing plate, the acting force is not uniform, single-side contact or single-point contact is easy to generate, the clamping groove is broken off, or the screw cap and the screw rod are broken, and the normal use is influenced.

[ Utility model ] content

The utility model aims to solve the problems in the prior art and provides a bolt for a crane rail pressing plate.

In order to achieve the purpose, the utility model provides a bolt for a crane track pressing plate, which comprises a bolt body, a retaining block, a gasket and a nut, wherein the retaining block is sleeved outside a screw rod of the bolt body, the gasket is sleeved outside the screw rod of the bolt body and below the retaining block, the nut is connected to the outside of the screw rod of the bolt body and below the gasket in a threaded manner, the retaining block comprises an installation block, a connection block, an installation round hole, an installation square hole, an installation groove, a sliding block, a T-shaped rod, an installation hole, an Jiong-shaped rod, an external threaded column and an internal threaded sleeve, the connection block is arranged at the upper part of the installation block, the left end of the installation block is hinged with the left end of the connection block through a hinge, an installation round hole longitudinally penetrating through the installation block is formed in the central position of the upper part of the installation block, and the screw rod of the bolt body is penetrated in the installation round hole, the upper part of the connecting block is provided with a mounting square hole which longitudinally penetrates through the connecting block, a screw rod of the bolt body is arranged in the mounting square hole in a penetrating manner, the bottom of the connecting block is positioned at the front side and the rear side of the mounting square hole and is provided with mounting grooves with T-shaped longitudinal sections, the upper part of the mounting block is positioned under each mounting groove and is provided with a sliding groove, each sliding groove is internally provided with a sliding block in a sliding manner, the upper part of each sliding block is fixedly provided with a T-shaped rod which is vertically arranged, the transverse part at the upper end of the T-shaped rod is clamped in the mounting groove, the right end of each sliding groove is provided with a mounting hole which is communicated with the right end of the mounting block, the right side of the mounting block is provided with an Jiong-shaped rod, the two ends of the Jiong-shaped rod are respectively inserted in the two mounting holes, the Jiong-shaped rod is axially matched with the mounting holes in a sliding manner, and the two ends of the Jiong-shaped rod are respectively fixedly connected with the two sliding blocks, the fixed external screw thread post that is equipped with the level setting of right side portion of installation piece, the lateral part of Jiong shape pole is rotatable to be equipped with the internal thread sleeve that the level set up, internal thread sleeve and external screw thread post threaded connection.

Preferably, the transverse part of the T-shaped rod is circular in longitudinal section, and the transverse part of the T-shaped rod is in slidable and rotatable fit with the mounting groove.

Preferably, the longitudinal section of the internally threaded sleeve is a regular polygon.

Preferably, the bottom of the mounting block and the upper part of the connecting block are both provided with anti-skid grains.

Preferably, a plurality of clamping grooves distributed along the length direction of the screw rod of the bolt body are formed in the side portion of the screw rod of the bolt body, a bearing horizontally arranged is fixedly arranged on the inner side of the mounting circular hole, a plurality of clamping blocks are fixedly arranged on the inner wall of the inner ring of the bearing, the clamping blocks are identical in number with the clamping grooves and correspond to the clamping grooves in position one to one, and the clamping blocks can be clamped in the clamping grooves in a sliding mode.

The utility model has the beneficial effects that: according to the bolt body, the retaining block is sleeved on the outer side of the screw rod of the bolt body, the inclination angle of the retaining block can be adjusted, so that the retaining block can adapt to pressing plates with different inclinations, the contact surface of the retaining block and the pressing plates is more attached, and the pressing effect of the retaining block on the pressing plates can be improved. Compared with the prior art, can adapt to the clamp plate of different gradients, promote the effect that compresses tightly the clamp plate, prevent a little that the clamp plate from sliding the displacement, promote the fixed effect to the crane guide rail.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of a bolt for a crane rail pressure plate according to the present invention.

FIG. 2 is a schematic structural view of a retaining block of a bolt for a crane rail pressure plate according to the present invention.

In the figure: 1-bolt body, 2-backstop block, 201-mounting block, 202-connecting block, 203-mounting round hole, 2031-bearing, 2032-clamping block, 204-mounting square hole, 205-mounting groove, 206-sliding groove, 207-sliding block, 208-T-shaped rod, 209-mounting hole, 210-Jiong-shaped rod, 211-external thread column, 212-internal thread sleeve, 3-washer, 4-nut and 5-clamping groove.

[ detailed description ] embodiments

Referring to fig. 1 and 2, the bolt for the crane rail pressing plate comprises a bolt body 1, a retaining block 2, a washer 3 and a nut 4, wherein the retaining block 2 is sleeved outside a screw rod of the bolt body 1, the washer 3 is sleeved outside the screw rod of the bolt body 1 and below the retaining block 2, the nut 4 is connected to the outside of the screw rod of the bolt body 1 and below the washer 3 in a threaded manner, the retaining block 2 comprises a mounting block 201, a connecting block 202, a mounting round hole 203, a mounting square hole 204, a mounting groove 205, a sliding groove 206, a sliding block 207, a T-shaped rod 208, a mounting hole 209, a Jiong-shaped rod 210, an external threaded column 211 and an internal threaded sleeve 212, the upper part of the mounting block 201 is provided with the connecting block 202, the left end of the mounting block 201 is hinged to the left end of the connecting block 202 through a hinge, a mounting round hole 203 which longitudinally penetrates through the mounting block 201 is formed in the center position of the upper part of the mounting block 201, the screw rod of the bolt body 1 is arranged in the mounting circular hole 203 in a penetrating manner, the upper part of the connecting block 202 is provided with a mounting square hole 204 which longitudinally penetrates through the connecting block 202, the screw rod of the bolt body 1 is arranged in the mounting square hole 204 in a penetrating manner, the bottom of the connecting block 202 is arranged at the front side and the rear side of the mounting square hole 204 and is provided with mounting grooves 205 with T-shaped longitudinal sections, the upper part of the mounting block 201 is arranged under each mounting groove 205 and is provided with a sliding groove 206, each sliding groove 206 is internally provided with a sliding block 207 in a sliding manner, the upper part of each sliding block 207 is fixedly provided with a vertically arranged T-shaped rod 208, the transverse part at the upper end of each T-shaped rod 208 is clamped in the mounting groove 205, the right end of each sliding groove 206 is provided with a mounting hole 209 communicated with the right end of the mounting block 201, the right side of the mounting block 201 is provided with an Jiong-shaped rod 210, and two ends of the Jiong-shaped rod 210 are respectively inserted in the two mounting holes 209, jiong shape pole 210 and mounting hole 209 axial sliding fit, Jiong shape pole 210's both ends respectively with two slider 207 fixed connection, the fixed external screw thread post 211 that is equipped with the level and sets up in the right side portion of installation piece 201, the rotatable internal thread sleeve 212 that is equipped with the level and sets up in the lateral part of Jiong shape pole 210, internal thread sleeve 212 and external screw thread post 211 threaded connection, the longitudinal section of the horizontal portion of T shape pole 208 is circular, the horizontal portion of T shape pole 208 and the rotatable cooperation of mounting groove 205 slidable, the longitudinal section of internal thread sleeve 212 is regular polygon, the bottom of installation piece 201 and the upper portion of connecting block 202 all are equipped with anti-skidding line, the lateral part of the screw rod of bolt body 1 is seted up a plurality of draw-in grooves 5 that distribute along the length direction of the screw rod of bolt body 1, the inboard fixed bearing 2031 that is equipped with the level and sets up of installation round hole 203, a plurality of clamping blocks 2032 are fixedly arranged on the inner wall of the inner ring of the bearing 2031, the clamping blocks 2032 are the same in number and correspond to the clamping grooves 5 in position one by one, and the clamping blocks 2032 can be clamped in the clamping grooves 5 in a sliding manner.

The working process of the utility model is as follows: firstly, the bolt body 1 is installed in a screw hole and a pressing plate hole on a guide rail base, then the stopping block 2, the washer 3 and the nut 4 are sequentially installed on a screw rod of the bolt body 1, when the stopping block 2 is installed, the clamping block 2032 is aligned with the clamping groove 5, the clamping block 2032 is clamped in the clamping groove 5, one side of the connecting block 202 departing from the installation block 201 is opposite to the pressing plate, the inclination angle of the connecting block 202 of the stopping block 2 is adjusted according to the inclination angle of the pressing plate, when the inclination angle of the connecting block 202 needs to be adjusted to be small, the internal thread sleeve 212 is rotated anticlockwise firstly, as the internal thread sleeve 212 is in threaded connection with the external thread column 211, the internal thread sleeve 212 is gradually far away from the right side part of the installation block 201, the internal thread sleeve 212 drives the sliding block 207 to slide towards the right end of the sliding groove 206 through the Jiong-shaped rod 210, the T-shaped rod 208 on the upper part of the sliding block 207 can slide towards the right end of the installation groove 205, the free end of the connecting block 202 is gradually lowered, so that the inclination angle of the connecting block 202 is reduced, and since the mounting square hole 204 is rectangular, the side part of the screw rod of the bolt body 1 does not touch the side wall of the mounting square hole 204 when the free end of the connecting block 202 rotates, and when the inclination angle of the connecting block 202 needs to be increased, the internal thread sleeve 212 is rotated clockwise. Bolt body 1 is when rotatory, and draw-in groove 5 can drive the inner circle rotation of bearing 2031 through fixture block 2032, so installation piece 201 can not rotate, compares with prior art, can adapt to the clamp plate of different gradients, has promoted the effect that compresses tightly the clamp plate, effectively prevents clamp plate sliding displacement, has promoted the fixed effect to the crane guide rail.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a crane track bolt for clamp plate which characterized in that: the bolt comprises a bolt body (1), a stopping block (2), a gasket (3) and a nut (4), wherein the stopping block (2) is sleeved outside a screw rod of the bolt body (1), the gasket (3) is sleeved outside the screw rod of the bolt body (1) below the stopping block (2), the nut (4) is connected outside the screw rod of the bolt body (1) below the gasket (3) in a threaded manner, the stopping block (2) comprises an installation block (201), a connecting block (202), an installation round hole (203), an installation square hole (204), an installation groove (205), a sliding groove (206), a sliding block (207), a T-shaped rod (208), an installation hole (209), an Jiong-shaped rod (210), an external threaded column (211) and an internal threaded sleeve (212), the upper part of the installation block (201) is provided with the connecting block (202), and the left end of the installation block (201) is hinged with the left end of the connecting block (202) through a hinge, the central position of the upper part of the mounting block (201) is provided with a mounting round hole (203) which longitudinally penetrates through the mounting block (201), a screw rod of the bolt body (1) is arranged in the mounting round hole (203) in a penetrating manner, the upper part of the connecting block (202) is provided with a mounting square hole (204) which longitudinally penetrates through the connecting block (202), the screw rod of the bolt body (1) is arranged in the mounting square hole (204) in a penetrating manner, the bottom of the connecting block (202) is positioned at the front side and the rear side of the mounting square hole (204) and is provided with a mounting groove (205) with a T-shaped longitudinal section, the upper part of the mounting block (201) is positioned under each mounting groove (205) and is provided with a sliding groove (206), each sliding groove (206) is internally provided with a sliding block (207) in a sliding manner, the upper part of each sliding block (207) is fixedly provided with a vertically arranged T-shaped rod (208), and the transverse part of the upper end of each T-shaped rod (208) is clamped in the mounting groove (205), every communicating mounting hole (209) of right-hand member with installation piece (201) is all seted up to the right-hand member of spout (206), the right side of installation piece (201) is equipped with Jiong shape pole (210), the both ends of Jiong shape pole (210) are inserted respectively and are established in two mounting holes (209), Jiong shape pole (210) and mounting hole (209) axial sliding fit, the both ends of Jiong shape pole (210) respectively with two slider (207) fixed connection, the fixed external screw thread post (211) that is equipped with the level setting in right side portion of installation piece (201), the rotatable internal thread sleeve (212) that is equipped with the level setting of lateral part of Jiong shape pole (210), internal thread sleeve (212) and external screw thread post (211) threaded connection.

2. The bolt for the crane rail pressing plate according to claim 1, wherein: the longitudinal section of the transverse part of the T-shaped rod (208) is circular, and the transverse part of the T-shaped rod (208) is in slidable and rotatable fit with the mounting groove (205).

3. The bolt for the crane rail pressing plate according to claim 1, wherein: the longitudinal section of the internal thread sleeve (212) is a regular polygon.

4. The bolt for the crane rail pressing plate according to claim 1, wherein: the bottom of the mounting block (201) and the upper part of the connecting block (202) are both provided with anti-skid grains.

5. The bolt for a crane rail pressing plate according to any one of claims 1 to 4, wherein: the bolt comprises a bolt body (1), and is characterized in that a plurality of clamping grooves (5) distributed along the length direction of the bolt body (1) are formed in the side part of the screw rod of the bolt body (1), a bearing (2031) horizontally arranged is fixedly arranged on the inner side of the mounting round hole (203), a plurality of clamping blocks (2032) are fixedly arranged on the inner wall of the inner ring of the bearing (2031), the clamping blocks (2032) correspond to the clamping grooves (5) in the same number and in the same positions one-to-one manner, and the clamping blocks (2032) can be slidably clamped in the clamping grooves (5).