Hexagon bolt structure of elevator

Abstract

The utility model discloses an elevator hexagon bolt structure which comprises a supporting device used for supporting, the lower end face of the supporting device is in threaded connection with a hexagon nut used for limiting and a threaded guide groove, and the threaded guide groove is formed in the center of the upper end face of the hexagon nut. By arranging the supporting device, when an elevator accessory is locked and limited, the bolt body can be in threaded connection with the hexagon nut, then the stability of locking the elevator accessory is effectively improved, meanwhile, the two sets of countersunk bolts can be in threaded connection with the countersunk threaded holes, then the limiting pressing plate is driven to be pressed in a locking area for the second time, and the safety of the elevator accessory is improved. And meanwhile, the countersunk bolt can be in threaded connection with the countersunk bolt, so that the protective clamping cover is driven to be completely sealed outside the hexagonal clamping plate, the protective performance on the exterior of the bolt is improved to the maximum extent, and the service life of the elevator bolt is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator bolt technical field, concretely is a kind of elevator hexagonal bolt structure. BACKGROUND

[0002] Elevator hexagonal bolt, i.e. the fastener of head and screw rod, need to cooperate with nut, for fastening connection two parts with through-hole, elevator hexagonal bolt is widely used in each component of elevator, such as car, guide rail, door system, machine room etc., they are used to connect and fix these components, ensure the normal operation and safety performance of elevator.

[0003] Such as the utility model patent for elevator guide rail support fixed internal hexagon bolt with publication No. CN210661000U, the utility model discloses a kind of internal hexagon bolt for elevator guide rail support fixed, including bolt, bolt middle part is screw rod, screw rod side surface wall is provided with thread, screw rod bottom end is provided with screw pad, screw pad inside center position is provided with bottom liquid bubble, screw pad inside bottom liquid bubble two sides are provided with spring, screw rod top end is provided with screw head, screw head side surface wall is provided with head thread, screw head outside is provided with nut, screw head top end is provided with recess, nut bottom end is provided with inner ring, inner ring surface wall is provided with cap thread, inner ring inside is provided with top liquid bubble.The utility model discloses by setting screw pad, nut, bottom liquid bubble, bolt is installed after, by the force that spring generates continuously upwards avoids that bolt loosens after long time use, can be completely sealed screw rod and its connecting hole to prevent screw rod rust, also can protect screw head to isolate air, moisture and prevent collision wear and tear.

[0004] Although the above-mentioned bolt can limit the top of the bolt, but it is not convenient to lock again after locking the elevator accessory, which reduces the stability of the subsequent locking of the elevator accessory, and the stability and convenience of the protection device on the upper part of the above-mentioned bolt for locking and protecting the bolt are insufficient, so an elevator hexagonal bolt structure is urgently needed to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an elevator hexagonal bolt structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an elevator hexagonal bolt structure, including support device for supporting, the lower end surface of the support device is threadedly connected with hexagonal nut for limiting,

[0007] Thread guide groove, the thread guide groove is arranged at the center of the upper end surface of the hexagonal nut, and a first anti-skid washer is fixedly arranged on the upper end surface of the hexagonal nut, and a second anti-skid washer is fixedly arranged on the lower end surface of the hexagonal nut;

[0008] The alignment bolt is threadedly connected to the upper end surface of the supporting device, and a protective clamping cover is clamped and rotated at the upper end surface of the alignment bolt close to the top.

[0009] Preferably, the supporting device comprises a hexagonal clamping plate, a butt joint threaded groove is arranged at the center of the upper end surface of the hexagonal clamping plate, two sets of limiting sliding grooves are arranged at the upper end surface of the hexagonal clamping plate, a bolt body is fixedly arranged at the center of the lower end surface of the hexagonal clamping plate, two sets of fixed sliding seats for guiding are clamped and slid at the inner end surface of the hexagonal clamping plate, two sets of countersunk threaded holes are symmetrically arranged at the inner end surface of the fixed sliding seat, countersunk bolts are threadedly connected to the fixed sliding seat through the countersunk threaded holes, and a limiting pressing plate is fixedly arranged at the center of the lower end surface of the countersunk bolt.

[0010] Preferably, the alignment bolt is threadedly connected to the hexagonal clamping plate through the countersunk bolt, and the bolt body is threadedly connected to the hexagonal nut through the threaded guide groove, so that the stability of subsequent butt joint can be effectively improved.

[0011] Preferably, the protective clamping cover is sealingly and fixedly clamped to the outer end surface of the hexagonal clamping plate, so that the stability of subsequent sealing protection of the outer part of the hexagonal clamping plate can be effectively improved.

[0012] Preferably, the fixed sliding seat is clamped and slid at the inner end surface of the hexagonal clamping plate through the limiting sliding groove, so that the fixed sliding seat is slidably arranged in the hexagonal clamping plate through the limiting sliding groove, the stable support and limiting of the bottom recess at an uneven position can be facilitated, and the stability of the radial limiting of the bolt body can be further improved.

[0013] Preferably, the limiting pressing plate is flush with the bottom of the hexagonal clamping plate, so that the stable limiting of the hexagonal clamping plate to the elevator accessory can be facilitated, and the stability of subsequent locking can be improved.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. When the elevator accessory is locked and limited, the bolt body can be threadedly connected to the hexagonal nut, so that the stability of the locking of the elevator accessory can be effectively improved, the two sets of countersunk bolts can be threadedly connected to the countersunk threaded holes, so that the limiting pressing plate is secondarily pressed in the locking area, the stability of the radial fixing of the countersunk threaded hole is further improved, the alignment bolt can be threadedly connected to the countersunk bolt, so that the protective clamping cover is completely closed outside the hexagonal clamping plate, the protective performance of the outside of the bolt is maximally improved, and the service life of the elevator bolt is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1It is the exploded view of the main body of the utility model;

[0017] Figure 2 It is the exploded side view of the main body of the utility model;

[0018] Figure 3 It is the structure schematic view of the main body of the utility model;

[0019] Figure 4 It is the exploded view of the support device of the utility model;

[0020] Figure 5 It is the structure schematic view of the support device of the utility model.

[0021] In the figure: 1 - alignment bolt, 2 - protective cover, 3 - support device, 4 - first anti-skid washer, 5 - second anti-skid washer, 6 - hexagonal nut, 7 - threaded guide groove, 31 - bolt body, 32 - hexagonal clamping plate, 33 - limiting sliding slot, 34 - fixed sliding seat, 35 - countersunk threaded hole, 36 - countersunk bolt, 37 - limiting pressing plate, 38 - butt joint threaded groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-5 The utility model provides an embodiment: a kind of elevator hexagonal bolt structure, including the support device 3 for supporting, the lower end surface of support device 3 is threadedly connected with the hexagonal nut 6 for limiting,

[0024] Threaded guide groove 7, threaded guide groove 7 is opened at the upper end surface center of hexagonal nut 6, and first anti-skid washer 4 is fixedly arranged on the upper end surface of hexagonal nut 6, and second anti-skid washer 5 is fixedly arranged on the lower end surface of hexagonal nut 6;

[0025] Alignment bolt 1, alignment bolt 1 is threadedly connected on the upper end surface of support device 3, and protective cover 2 is rotatably clamped on the upper end surface of alignment bolt 1 close to top.

[0026] The support device 3 comprises a hexagonal clamping plate 32, the upper end face of the hexagonal clamping plate 32 is provided with a butt joint threaded groove 38 in the center, and two groups of limiting sliding grooves 33 are provided on the upper end face of the hexagonal clamping plate 32; the lower end face of the hexagonal clamping plate 32 is fixedly provided with a bolt body 31 in the center; the inner end face of the hexagonal clamping plate 32 is slidably connected with two groups of fixed sliding seats 34 for guiding; two groups of countersunk threaded holes 35 are symmetrically provided on the inner end face of the fixed sliding seat 34; countersunk bolts 36 are threadedly connected with the fixed sliding seat 34 through the countersunk threaded holes 35; and a limiting pressing plate 37 is fixedly arranged on the lower end face of the countersunk bolt 36.

[0027] The alignment bolt 1 is threadedly connected with the hexagonal clamping plate 32 through the countersunk bolt 36, and the bolt body 31 is threadedly connected with the hexagonal nut 6 through the threaded guide groove 7, so that the stability of subsequent butt joint can be effectively improved.

[0028] The protective clamping cover 2 is sealingly and fixedly connected with the outer end face of the hexagonal clamping plate 32, so that the stability of subsequent sealing and protection of the outside of the hexagonal clamping plate 32 can be effectively improved.

[0029] The fixed sliding seat 34 is slidably connected to the inner end face of the hexagonal clamping plate 32 through the limiting sliding groove 33, and is slidably arranged in the hexagonal clamping plate 32 through the limiting sliding groove 33, so that the stable support and limiting of the bottom recess at the uneven position can be facilitated, and the stability of the radial limiting of the bolt body 31 can be further improved.

[0030] The limiting pressing plate 37 is flush with the bottom of the hexagonal clamping plate 32, so that the stable limiting of the hexagonal clamping plate 32 to the elevator accessory can be facilitated, and the stability of subsequent locking can be improved.

[0031] Working principle: when in use, in the initial state, the protective clamping cover 2 is separated and located on the upper part of the support device 3, so that the subsequent external tool can be limited with the hexagonal clamping plate 32, and the bolt body 31 can be conveniently rotated subsequently, when the elevator workpiece is limited, the worker can insert the bolt body 31 into the workpiece and the prefabricated hole into the inside of the hexagonal nut 6, then rotate the hexagonal clamping plate 32, at this time the bolt body 31 can be threadedly connected with the hexagonal nut 6, and then the elevator workpiece can be limited at the required installation area, after the limiting is completed, the worker can insert the tool into the inside of the countersunk bolt 36, then rotate the four groups of countersunk bolts 36 in turn, so that the limiting pressing plate 37 can perform secondary support and limiting on the elevator workpiece, so as to prevent the hexagonal clamping plate 32 and the bolt body 31 from being radially rotated subsequently, improve the stability of the limiting, then the worker can threadedly connect the protective clamping cover 2 with the butt joint threaded groove 38 through the alignment bolt 1, and then sleeve the outside of the hexagonal clamping plate 32, to complete the closing operation.

[0032] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An elevator hexagonal bolt structure, comprising a supporting device (3) for supporting, wherein the lower end surface of the supporting device (3) is threadedly connected with a hexagonal nut (6) for limiting, and characterized in that: A thread guide groove (7), the thread guide groove (7) is opened at the center of the upper end surface of the hexagonal nut (6), and a first anti-slip gasket (4) is fixedly provided on the upper end surface of the hexagonal nut (6), and a second anti-slip gasket (5) is fixedly provided on the lower end surface of the hexagonal nut (6); A positioning bolt (1) is threadedly connected to the upper end surface of the support device (3), and a protective card cover (2) is rotatably engaged near the top of the upper end surface of the positioning bolt (1).

2. The elevator hexagonal bolt structure according to claim 1, characterized in that: The supporting device (3) comprises a hexagonal clamping plate (32), a docking thread groove (38) is provided at the center of the upper end surface of the hexagonal clamping plate (32), and two groups of limiting sliding grooves (33) are provided at the upper end surface of the hexagonal clamping plate (32), a bolt body (31) is fixedly provided at the center of the lower end surface of the hexagonal clamping plate (32), two groups of fixed slide seats (34) for guiding are slidably clamped on the inner end surface of the hexagonal clamping plate (32), and two groups of countersunk threaded holes (35) are symmetrically provided on the inner end surface of the fixed slide seat (34), a countersunk bolt (36) is threadedly connected to the inner end surface of the fixed slide seat (34) through the countersunk threaded holes (35), and a limiting pressure plate (37) is fixedly provided at the center of the lower end surface of the countersunk bolt (36).

3. The elevator hexagonal bolt structure according to claim 2, characterized in that: The alignment bolt (1) is threadedly connected to the hexagonal clamping plate (32) via the countersunk bolt (36), and the bolt body (31) is threadedly connected to the hexagonal nut (6) via the threaded guide groove (7).

4. The elevator hexagonal bolt structure according to claim 2, characterized in that: The protective card cover (2) is sealed and fixedly connected to the outer end surface of the hexagonal card plate (32).

5. The elevator hexagonal bolt structure according to claim 2, characterized in that: The fixed slide (34) is slidably engaged with the inner end surface of the hexagonal clamping plate (32) through the limiting slide groove (33).

6. The elevator hexagonal bolt structure according to claim 3, characterized in that: The limiting pressure plate (37) is flush with the bottom of the hexagonal clamping plate (32).

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