Rear supporting leg mechanism for pull type explosion-proof spherical tank

Abstract

The utility model discloses a rear supporting leg mechanism for a pull type explosion-proof spherical tank, which relates to the technical field of explosion-proof spherical tanks and comprises an explosion-proof spherical tank trailer frame, a supporting column is arranged at the bottom end of the explosion-proof spherical tank trailer frame, a telescopic mechanism is arranged above the left side of the supporting column, and a connecting column is fixedly connected to the top end of the supporting column. By starting the adjusting motor, the bevel gear I can be driven to rotate, and the bevel gear II can be driven to rotate, so that the threaded rod can drive the threaded sliding column to slide, the sliding column can extend out of the sliding slot, the height of the rear supporting leg can be adjusted, and meanwhile, under the ejection of the spring I, the height of the rear supporting leg can be adjusted. According to the rear supporting leg mechanism of the pull-type anti-explosion spherical tank, the positioning clamping plate can be clamped at the bottom of the supporting column, the sliding column can be effectively prevented from retracting into the supporting column, the supporting effect of the rear supporting leg on the pull-type anti-explosion spherical tank is better, and use of the rear supporting leg mechanism of the pull-type anti-explosion spherical tank is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of explosion -proof spherical tank, concretely relates to a trailer -towed explosion -proof spherical tank rear leg mechanism. BACKGROUND

[0002] The explosion -proof spherical tank is a kind of container for temporarily storing and transferring explosive, and is widely used in airport, wharf, station, subway, stadium, exhibition hall, square, meeting, security check site and passenger and cargo ship, train to store suspicious explosive, dangerous goods;Or load on special trailer to transfer, transport explosive dangerous goods, it can also be directly destroyed in tank, and it is also suitable for military enterprise, mine and so on to store and transport detonator.

[0003] The prior art has the following problems:

[0004] The existing trailer -towed explosion -proof spherical tank is provided with rear legs on the rear side of trailer to support and position the trailer -towed explosion -proof spherical tank, but the rear legs of the existing trailer -towed explosion -proof spherical tank are not convenient to adjust, and are inconvenient to connect with trailer, so the connection effect is poor, which is not conducive to the use of trailer -towed explosion -proof spherical tank. UTILITY MODEL CONTENTS

[0005] The utility model provides a trailer -towed explosion -proof spherical tank rear leg mechanism to solve the problems in the above background art.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] A trailer -towed explosion -proof spherical tank rear leg mechanism, comprising an explosion -proof spherical tank trailer frame, a support column is arranged at the bottom end of the explosion -proof spherical tank trailer frame, a telescopic mechanism is arranged above the left side of the support column, a connecting column is fixedly connected to the top end of the support column, and a fixing mechanism is movably connected to the top end of the connecting column and penetrates through the top of the explosion -proof spherical tank trailer frame.

[0008] The telescopic mechanism comprises an adjusting motor, the adjusting motor is fixedly connected above the left side of the support column, an active slot is formed above the inside of the support column, the output shaft of the adjusting motor penetrates into the inside of the active slot and is fixedly connected with a bevel gear one, the outer surface of the bevel gear one is meshingly connected with a bevel gear two below, the bottom of the bevel gear two is fixedly connected with a threaded rod, a sliding insertion slot is formed at the bottom end of the support column, the bottom end of the threaded rod penetrates into the inside of the sliding insertion slot and is screw-connected with a threaded slide column on the outer surface, the outer surface of the threaded slide column is slidingly connected with a telescopic column, the outer surface of the telescopic column is slidingly connected with the inner surface of the sliding insertion slot, and four reinforcing plates are fixedly connected in annular array at the bottom end of the outer surface of the telescopic column.

[0009] The further improvement in the utility model technical scheme lies in that the telescopic column comprises a sliding column, the sliding column is slidably connected to the outer surface of the threaded sliding column, four sliding grooves are arranged in the outer surface of the sliding column in an annular array, a positioning clamping plate is slidably connected to the inside of the sliding groove, a push rod is movably connected to the middle part of the side of the positioning clamping plate close to the threaded sliding column, and the end of the push rod away from the positioning clamping plate is movably connected to the outer surface of the threaded sliding column.

[0010] The further improvement in the utility model technical scheme lies in that the side of the positioning clamping plate close to the push rod is fixedly connected with two springs I, and the end of the spring I away from the positioning clamping plate is fixedly connected with the inner wall of the sliding groove I.

[0011] The further improvement in the utility model technical scheme lies in that the fixing mechanism comprises a knob, the knob is movably connected to the top of the connecting column, and the bottom of the knob is fixedly connected with a transmission screw rod.

[0012] The further improvement in the utility model technical scheme lies in that a cross-shaped sliding groove is arranged in the upper part of the inside of the connecting column, the bottom end of the transmission screw rod penetrates into the inside of the cross-shaped sliding groove and is externally threadedly connected with a cross-shaped sliding plate, and the outer surface of the cross-shaped sliding plate is slidably connected with the inner surface of the cross-shaped sliding groove.

[0013] The further improvement in the utility model technical scheme lies in that the four ends of the cross-shaped sliding plate are fixedly connected with connecting sliding plates, the end of the connecting sliding plate away from the cross-shaped sliding plate is fixedly connected with a sliding block penetrating leftward and rightward, and the inner surface of the cross-shaped sliding groove is slidably connected with four fixed clamping plates.

[0014] The further improvement in the utility model technical scheme lies in that the fixed clamping plate comprises a sliding clamping plate, the outer surface of the sliding clamping plate is slidably connected with the inner surface of the cross-shaped sliding groove, a connecting sliding groove is arranged in the inside of the sliding clamping plate, the end of the connecting sliding plate away from the cross-shaped sliding plate penetrates into the inside of the connecting sliding groove, the inner surface of the connecting sliding groove is provided with inclined sliding grooves on the front and back sides, and the front and back ends of the sliding block are slidably connected with the inner surfaces of the two inclined sliding grooves.

[0015] The further improvement in the utility model technical scheme lies in that the inner surface of the connecting sliding groove is movably connected with a rotating pressing plate, the bottom end of the rotating pressing plate penetrates into the bottom of the sliding clamping plate, the outer surface of the rotating pressing plate is fixedly connected with a spring II above, and the end of the spring II away from the rotating pressing plate is fixedly connected with the inner wall of the sliding groove I.

[0016] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0017] 1. The utility model provides a kind of trailer type rear leg mechanism for explosion -proof spherical tank, by the mutual cooperation between adjusting motor, bevel gear one, bevel gear two, threaded rod, threaded slide column, sliding column, positioning clamping plate, push rod, spring one, by starting adjusting motor, can drive bevel gear one to rotate, and can drive bevel gear two to rotate, to make threaded rod drive threaded slide column to slide, and can make sliding column from sliding slot, realize the adjustment of rear leg height, simultaneously under the jolt of spring one, can make positioning clamping plate be clamped in the bottom of support column, effectively avoid sliding column to retract to the inside of support column, so that the support effect of rear leg to trailer type explosion -proof spherical tank is better, facilitate the use of trailer type explosion -proof spherical tank rear leg mechanism.

[0018] 2, the utility model provides a kind of trailer type rear leg mechanism for explosion -proof spherical tank, by the mutual cooperation between knob, transmission screw rod, cross slide, connecting slide plate, sliding block, sliding clamping plate, connecting sliding slot, inclined sliding slot, rotating pressboard, spring two, when installing rear leg mechanism, connecting column will be inserted into the top of explosion -proof spherical tank trailer frame, by rotating knob, can drive transmission screw rod to rotate, to drive cross slide to slide, to be able to slide through sliding block in inclined sliding slot, can drive sliding clamping plate to extend, and can be clamped in the top of explosion -proof spherical tank trailer frame, to complete the installation and fixation of rear leg mechanism, so that the use of trailer type explosion -proof spherical tank rear leg mechanism is more convenient. ACCURACY OF DRAWINGS

[0019] Fig. 1 It is the structural schematic diagram of the utility model;

[0020] Fig. 2 It is the sectional structure schematic diagram of the support column of the utility model;

[0021] Fig. 3 It is the sectional structure schematic diagram of the telescopic column of the utility model;

[0022] Fig. 4 It is the sectional structure schematic diagram of the connecting column of the utility model;

[0023] Fig. 5 It is the sectional structure schematic diagram of the fixed clamping plate of the utility model.

[0024] In the figure: 1, the explosion-proof spherical tank trailer frame; 2, support column; 21, movable slot; 22, sliding slot; 3, telescopic mechanism; 31, adjusting motor; 32, bevel gear one; 33, bevel gear two; 34, threaded rod; 35, threaded slide column; 36, telescopic column; 361, sliding column; 362, positioning clamping plate; 363, push rod; 364, spring one; 37, reinforcing plate; 4, connecting column; 5, fixing mechanism; 51, knob; 52, transmission screw; 53, cross slide; 54, connecting slide plate; 55, sliding block; 56, fixed clamping plate; 561, sliding clamping plate; 562, connecting sliding groove; 563, inclined sliding groove; 564, rotating pressing plate; 565, spring two. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments:

[0026] As Figs. 1-3 shown, the utility model provides a kind of rear support leg mechanism for trailer-mounted explosion-proof spherical tank, including explosion-proof spherical tank trailer frame 1, the bottom of explosion-proof spherical tank trailer frame 1 is provided with support column 2, the left side top of support column 2 is provided with telescopic mechanism 3, the top of support column 2 is fixedly connected with connecting column 4, the top of connecting column 4 is connected with fixed mechanism 5 in the top of explosion-proof spherical tank trailer frame 1 and movably, telescopic mechanism 3 includes adjusting motor 31, adjusting motor 31 is fixedly connected on the left side top of support column 2, the inside top of support column 2 is provided with movable slot 21, the output shaft of adjusting motor 31 is connected in the inside of movable slot 21 and is fixedly connected with bevel gear one 32, the outer surface of bevel gear one 32 is meshingly connected with bevel gear two 33 below, the bottom of bevel gear two 33 is fixedly connected with threaded rod 34, the bottom of support column 2 is provided with sliding slot 22, the bottom of threaded rod 34 is connected in the inside of sliding slot 22 and outer surface is screw-connected with threaded slide column 35, the outer surface of threaded slide column 35 is slidably connected with telescopic column 36, the outer surface of telescopic column 36 is slidably connected with the inner surface of sliding slot 22, the outer surface bottom end of telescopic column 36 is fixedly connected with four reinforcing plates 37 in annular array, the support of rear support leg can be more stable by reinforcing plate 37, telescopic column 36 includes sliding column 361, sliding column 361 is slidably connected on the outer surface of threaded slide column 35, the outer surface of sliding column 361 is provided with four sliding grooves in annular array, the inside of sliding groove is slidably connected with positioning clamping plate 362, the side middle part of positioning clamping plate 362 close to threaded slide column 35 is movably connected with push rod 363, the end of push rod 363 away from positioning clamping plate 362 is movably connected with the outer surface of threaded slide column 35, the side of positioning clamping plate 362 close to push rod 363 is fixedly connected with two spring one 364, the end of spring one 364 away from positioning clamping plate 362 is fixedly connected with the inner wall of sliding groove one;

[0027] When the rear leg mechanism is extended, the adjusting motor 31 is started to drive the bevel gear I 32 to rotate in the inside of the movable slot 21, and the bevel gear II 33 is driven to rotate, so that the threaded rod 34 drives the threaded slide column 35 to slide, and the sliding column 361 is extended from the sliding slot 22, the height of the rear leg is adjusted, and under the action of the spring I 364, the positioning clamping plate 362 is clamped at the bottom of the supporting column 2, the sliding column 361 is effectively prevented from being retracted into the supporting column 2, and the supporting effect of the rear leg on the towed explosion-proof spherical tank is better, and when the sliding column 361 needs to be retracted, the sliding of the threaded slide column 35 can make the pushing rod 363 return the positioning clamping plate 362 to the inside of the sliding slot, so that the sliding column 361 is limited, and the sliding column 361 is retracted, and the use of the rear leg mechanism of the towed explosion-proof spherical tank is facilitated.

[0028] As shown in Figs. 4-5 The utility model provides a rear leg mechanism for towed explosion -proof spherical tank, fixed mechanism 5 includes knob 51, knob 51 movable connection is in the top of connecting column 4, and the bottom fixed connection of knob 51 has transmission screw rod 52, and the inside upper portion of connecting column 4 is provided with cross slide groove, and the bottom of transmission screw rod 52 is penetrated to the inside of cross slide groove and is connected with cross slide 53 of outer surface screw thread, and the outer surface of cross slide 53 is connected with the inner surface of cross slide groove of sliding, and the four ends of cross slide 53 are all fixedly connected with connecting slide 54, and the one end of connecting slide 54 away from cross slide 53 is fixedly connected with the sliding block 55 of left and right penetration, and the inner surface four ends of cross slide groove are all connected with fixed clamping plate 56 of sliding, and fixed clamping plate 56 includes sliding clamping plate 561, and the outer surface of sliding clamping plate 561 is connected with the inner surface of cross slide groove of sliding, and the inside of sliding clamping plate 561 is provided with connecting slide groove 562, and the one end of connecting slide 54 away from cross slide 53 is penetrated to the inside of connecting slide groove 562, and the inner surface of connecting slide groove 562 is provided with inclined slide groove 563 on both sides, and the front and rear ends of sliding block 55 are respectively connected with the inner surface of two inclined slide grooves 563 of sliding, and the inner surface of connecting slide groove 562 is movably connected with rotating pressing plate 564, and the bottom of rotating pressing plate 564 is penetrated to the bottom of sliding clamping plate 561, and the outer surface of rotating pressing plate 564 is fixedly connected with spring II 565, and the one end of spring II 565 away from rotating pressing plate 564 is fixedly connected with the inner wall of sliding slot one;

[0029] When the rear leg mechanism is installed, the connecting column 4 is inserted into the top of the explosion-proof spherical tank trailer frame 1, the knob 51 is rotated, the transmission screw 52 is driven to rotate, the cross slide plate 53 is driven to slide in the cross slide groove, the connecting slide plate 54 is driven to slide along the inner surface of the connecting slide groove 562, the sliding block 55 slides in the inclined slide groove 563, the sliding clamping plate 561 is driven to extend and is clamped on the top of the explosion-proof spherical tank trailer frame 1, the installation and fixation of the rear leg mechanism are completed, and the sliding of the connecting slide plate 54 also extrudes the rotating pressing plate 564, the rotating pressing plate 564 is rotated, the top of the explosion-proof spherical tank trailer frame 1 is extruded, the fixing effect is improved, and the use of the towed explosion-proof spherical tank rear leg mechanism is more convenient.

[0030] The working principle of the rear leg mechanism for the towed explosion-proof spherical tank will be described below.

[0031] As shown in Figs. 1-5 When the rear leg mechanism for the towed explosion-proof spherical tank is used, the connecting column 4 is inserted into the top of the explosion-proof spherical tank trailer frame 1, the knob 51 is rotated, the transmission screw 52 drives the cross slide plate 53 to slide, the connecting slide plate 54 is driven to slide, the sliding block 55 slides in the inclined slide groove 563, the sliding clamping plate 561 is clamped on the top of the explosion-proof spherical tank trailer frame 1, the installation and fixation of the rear leg mechanism are completed, the adjusting motor 31 is started, the bevel gear one 32 is driven to rotate in the movable groove 21, the bevel gear two 33 is driven to rotate, the threaded rod 34 drives the threaded slide column 35 to slide, the sliding column 361 extends from the sliding insertion groove 22, the stable support of the towed explosion-proof spherical tank is realized, the positioning clamping plate 362 is clamped on the bottom of the support column 2 under the action of the spring one 364, the sliding column 361 is effectively prevented from retracting into the support column 2, the support effect of the rear leg on the towed explosion-proof spherical tank is better, and the use of the rear leg mechanism for the towed explosion-proof spherical tank is facilitated.

[0032] The rear leg mechanism for the towed explosion-proof spherical tank has been described in detail above, but some modifications or improvements can be made on the basis of the rear leg mechanism for the towed explosion-proof spherical tank, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the rear leg mechanism for the towed explosion-proof spherical tank are within the protection scope of the rear leg mechanism for the towed explosion-proof spherical tank.

Claims

1. A rear leg mechanism for a towed anti-explosion spherical tank, characterized in that: The application relates to a ball tank trailer frame, which is provided with a supporting column (2) at the bottom end, a telescopic mechanism (3) is arranged above the left side of the supporting column (2), a connecting column (4) is fixedly connected to the top end of the supporting column (2), and a fixing mechanism (5) is movably connected to the top end of the connecting column (4) and penetrates through the top of the ball tank trailer frame (1). The telescopic mechanism (3) comprises an adjusting motor (31) which is fixedly connected above the left side of the supporting column (2), an active groove (21) is formed above the inner side of the supporting column (2), the output shaft of the adjusting motor (31) penetrates into the inner side of the active groove (21) and is fixedly connected with a bevel gear I (32), the outer surface of the bevel gear I (32) is movably connected with a bevel gear II (33), the bottom of the bevel gear II (33) is fixedly connected with a threaded rod (34), the bottom end of the supporting column (2) is provided with a sliding insertion groove (22), the bottom end of the threaded rod (34) penetrates into the inner side of the sliding insertion groove (22) and is screw-connected with a threaded sliding column (35) in the outer surface, the outer surface of the threaded sliding column (35) is slidably connected with a telescopic column (36), the outer surface of the telescopic column (36) is slidably connected with the inner surface of the sliding insertion groove (22), and the outer surface of the telescopic column (36) is fixedly connected with four reinforcing plates (37) in an annular array.

2. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 1, characterized in that: The telescopic column (36) comprises a sliding column (361) which is slidably connected with the outer surface of the threaded sliding column (35), the outer surface of the sliding column (361) is provided with four sliding grooves in an annular array, the inner side of the sliding groove is slidably connected with a positioning clamping plate (362), the side close to the threaded sliding column (35) of the positioning clamping plate (362) is movably connected with a pushing rod (363), and the end away from the positioning clamping plate (362) of the pushing rod (363) is movably connected with the outer surface of the threaded sliding column (35).

3. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 2, characterized in that: The side close to the pushing rod (363) of the positioning clamping plate (362) is fixedly connected with two springs I (364), and the end away from the positioning clamping plate (362) of the spring I (364) is fixedly connected with the inner wall of the sliding groove I.

4. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 1, characterized in that: The fixing mechanism (5) comprises a knob (51) which is movably connected with the top of the connecting column (4), and the bottom of the knob (51) is fixedly connected with a transmission screw rod (52).

5. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 4, characterized in that: The inner side of the connecting column (4) is provided with a cross-shaped sliding groove, the bottom end of the transmission screw rod (52) penetrates into the inner side of the cross-shaped sliding groove and is screw-connected with a cross-shaped sliding plate (53) in the outer surface, and the outer surface of the cross-shaped sliding plate (53) is slidably connected with the inner surface of the cross-shaped sliding groove.

6. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 5, characterized in that: The four ends of the cross-shaped sliding plate (53) are fixedly connected with connecting sliding plates (54), the end away from the cross-shaped sliding plate (53) of the connecting sliding plate (54) is fixedly connected with a sliding block (55) which penetrates through left and right, and the inner surface of the cross-shaped sliding groove is slidably connected with a fixed clamping plate (56) at the four ends.

7. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 6, characterized in that: The fixed clamping plate (56) comprises a sliding clamping plate (561), the outer surface of the sliding clamping plate (561) is slidably connected with the inner surface of the cross sliding groove, and the inner portion of the sliding clamping plate (561) is provided with a connecting sliding groove (562); one end of the connecting sliding plate (54) away from the cross sliding plate (53) penetrates into the inner portion of the connecting sliding groove (562); the inner surface of the connecting sliding groove (562) is provided with inclined sliding grooves (563) on the front and back sides; and the front and back ends of the sliding block (55) are slidably connected with the inner surfaces of the two inclined sliding grooves (563), respectively.

8. The rear leg mechanism for a towed anti-explosion spherical tank according to claim 7, characterized in that: The inner surface of the connecting sliding groove (562) is movably connected with a rotating pressing plate (564), the bottom end of the rotating pressing plate (564) penetrates into the bottom of the sliding clamping plate (561), the outer surface of the rotating pressing plate (564) is fixedly connected with spring No. 2 (565) above, and one end of the spring No. 2 (565) away from the rotating pressing plate (564) is fixedly connected with the inner wall of the sliding groove No. 1.

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