CN103041752B

CN103041752B - Plate pressing device used for preventing catalyst plate displacement on fixed catalyst bed

Info

Publication number: CN103041752B
Application number: CN201210563559.6A
Authority: CN
Inventors: 朱敏; 付嫚; 牛立宏; 邢福祥; 陶志勇
Original assignee: 718th Research Institute of CSIC
Current assignee: 718th Research Institute Of China Shipbuilding Corp
Priority date: 2012-12-21
Filing date: 2012-12-21
Publication date: 2015-02-18
Anticipated expiration: 2032-12-21
Also published as: CN103041752A

Abstract

The invention provides a plate pressing device used for preventing catalyst plate displacement on a fixed catalyst bed, and belongs to the technical field of chemical reaction equipment. The plate pressing device comprises two connecting rods, a spring plate, four connecting bases, and fastening screws, wherein the connecting rods are as long as a frame structure; one connecting base is welded to each end of each connecting rod in the same direction; the two connecting rods are integrally connected through the spring plate and the connecting bases on the connecting rods, and are arranged in upper and lower clamp grooves of the catalyst bed; two ends of each connecting rod are clamped at the bottoms of the upper and lower clamp grooves under the action of the spring plate; and the four connecting bases are located on the inner sides of a left lateral plate and a right lateral plate of the catalyst bed respectively. According to the plate pressing device, the spring plate is adopted to connect the two connecting rods, the upper and lower clamp grooves are further processed on the lateral plates of the catalyst bed, therefore the plate pressing device can be fixed in the clamp grooves firmly, and the whole plate pressing device is reliable in function and simple to operate and use.

Description

A kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed

Technical field

The present invention relates to a kind of presser device, be specifically related to a kind ofly compress and fixedly prevent its presser device be shifted to the catalytic plate in catalytic bed fixed in chemical equipment, belong to chemical reaction device technical field.

Background technology

Fixed catalytic bed in chemical equipment can place various forms of catalyst or catalytic plate; generally for guard catalyst or catalytic plate be subject to external force as vibration or impact time still can normally work; need fix catalyst or catalytic plate, to ensure the overall performance of catalytic bed.And catalyst or catalyst plates are generally active material; for finite lifetime material; in use need regular detection of active or replacing; and the placement location of catalytic plate in catalytic bed must correctly could effective use of support equipment, and usually catalytic plate not to be in place because of unexpected carelessness when detecting or change catalytic plate or contingency causes catalytic plate to depart from original position and affects the normal use of equipment.

Summary of the invention

In view of this, the invention provides a kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed, can, when not changing catalytic bed structure, preventing catalytic plate from skew occurring thus the normal use of the equipment of guarantee.

A kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed, described catalytic bed comprises left plate, back side panel, catalytic plate, right plate, panel, wherein left plate, back side panel, right plate and panel composition frame structure, catalytic plate is vertically arranged in frame structure; It is characterized in that, the left side edge of catalytic bed left plate and right plate horizontally in be processed with upper and lower two draw-in grooves, the bottom of two draw-in grooves extends to form draw-in groove and lower bayonet slot respectively up and down;

Described presser device comprises two connecting rods, two pieces of latch plates, four Connection Blocks, trip bolts; Wherein connecting rod and frame structure isometric, the two ends of connecting rod are welded with a Connection Block in the same way, are linked into an integrated entity between two connecting rods by latch plate and the Connection Block on it; Two connecting rods are arranged in the upper lower bayonet slot of catalytic bed, and the two ends of connecting rod are stuck in the bottom of lower bayonet slot under the effect of latch plate, and four Connection Blocks lay respectively at the inner side of catalytic bed left plate and right plate.

Described upper draw-in groove and the centre-to-centre spacing of lower bayonet slot are less than the centre-to-centre spacing of two connecting rods on presser device.

Angle between the angle extended to form up and down bottom described draw-in groove and horizontal plane is 80 ~ 95 °; The chamfering of described draw-in groove opening is 30 ~ 50 °.

The quantity of described latch plate is 2 ~ 6.

Operation principle: the draw-in grooves with hand, two of presser device parallel gatherings of connecting rod being aimed at left plates and right plate during loading presser device, after putting into draw-in groove, connecting rod naturally opens under the effect of latch plate, centre-to-centre spacing due to upper draw-in groove and lower bayonet slot is less than the centre-to-centre spacing of two connecting rods, the end of connecting rod will hold out against with draw-in groove and fix, because the turning bottom side plate draw-in groove is 80 ~ 100 °, two fluting entrance centers to be dehisced centre-to-centre spacing apart from being less than trench bottom, and presser device will be fixed in draw-in groove firmly can not throw off from draw-in groove.

Beneficial effect: (1) the present invention installs presser device in catalytic bed, catalytic plate upper-lower position can be made to fix can not move, when not being encased in the tram in catalytic bed on request when catalytic plate, presser device just can not load in the draw-in groove of catalytic bed side plate, and dress or contingency cause catalytic plate to depart from original position by mistake effectively can to prevent catalytic plate; (2) presser device of the present invention adopts latch plate to connect two connecting rods, makes mutually have elasticity between two connecting rods, utilizes the position of latch plate to play the location, left and right of presser device; (3) the present invention is processed with two draw-in grooves on the side plate of catalytic bed, the centre-to-centre spacing of two draw-in grooves is less than the centre-to-centre spacing of two connecting rods on presser device, and the turning bottom two draw-in grooves is 80 ~ 100 °, presser device can be made like this will to be fixed on firmly in draw-in groove can not throw off from draw-in groove, i.e. the sound construction of presser device, reliable in function and operate easy to use; (4) presser device of the present invention can realize fast assembling-disassembling, labour intensity is safeguarded to reduce, particularly have radioactive occasion or poisonous and harmful occasion in nuclear power plant, the health of maintenance time to maintenance personal reduced in radiation environment or poisonous and harmful occasion is most important.

Accompanying drawing explanation

Fig. 1 is the structure chart of presser device of the present invention.

Fig. 2 is the installation diagram of presser device of the present invention and catalytic bed.

Wherein, 1-left plate, 2-back side panel, 3-catalytic plate, 4-right plate, 5-panel, 6-latch plate, 7-connecting rod

Detailed description of the invention

To develop simultaneously embodiment below in conjunction with accompanying drawing, describe the present invention.

As shown in Figure 1, the invention provides a kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed, this presser device comprises two connecting rods, 7, two pieces of latch plates 6, four Connection Blocks, trip bolts; Wherein connecting rod 7 is isometric with frame structure, and the two ends of connecting rod 7 are respectively welded with a Connection Block in the same way, is linked into an integrated entity between the Connection Block of two connecting rods 7 by latch plate 6 and the Connection Block on it.

As shown in Figure 2, catalytic bed comprises left plate 1, back side panel 2, catalytic plate 3, right plate 4, panel 5, wherein the left side edge of left plate 1 and right plate 4 horizontally in be processed with upper and lower two draw-in grooves, and the centre-to-centre spacing of two draw-in grooves is less than the centre-to-centre spacing of two connecting rods 7 on presser device, the bottom of two draw-in grooves extends to form draw-in groove and lower bayonet slot respectively up and down, and the opening chamfering of upper draw-in groove and lower bayonet slot is 40 ° and angle between the angle that extends to form up and down of bottom and horizontal plane is 90 °; Left plate 1, back side panel 2, right plate 4 and panel 5 form frame structure, catalytic plate 3 is vertically arranged in frame structure, two connecting rods 7 are arranged in the upper lower bayonet slot of catalytic bed, the two ends of connecting rod 7 are stuck in the bottom of lower bayonet slot under the effect of latch plate 6, and four Connection Blocks lay respectively at the inner side of catalytic bed left plate 1 and right plate 4.

Operation principle: as shown in Figure 2, with hand, two of presser device parallel gatherings of connecting rod 7 are aimed at the draw-in grooves of left plates 1 and right plate 4 during loading presser device, after putting into draw-in groove, connecting rod 7 naturally opens under the effect of latch plate 6, centre-to-centre spacing due to upper draw-in groove and lower bayonet slot is less than the centre-to-centre spacing of two connecting rods 7, the end of connecting rod will hold out against with draw-in groove and fix, because the turning bottom side plate draw-in groove is 90 °, two fluting entrance centers to be dehisced centre-to-centre spacing apart from being less than trench bottom, and presser device will be fixed in draw-in groove firmly can not throw off from draw-in groove.

In sum, these are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. the presser device preventing catalytic plate to be shifted in fixed catalytic bed, described catalytic bed comprises left plate (1), back side panel (2), catalytic plate (3), right plate (4), panel (5), wherein left plate (1), back side panel (2), right plate (4) and panel (5) composition frame structure, catalytic plate (3) is vertically arranged in frame structure; It is characterized in that, the left side edge of catalytic bed left plate (1) and right plate (4) horizontally in be processed with upper and lower two draw-in grooves, the bottom of two draw-in grooves extends to form draw-in groove and lower bayonet slot respectively up and down;

Described presser device comprises two connecting rods (7), latch plate (6), four Connection Blocks, trip bolts; Wherein connecting rod (7) is isometric with frame structure, and the two ends of connecting rod (7) are respectively welded with a Connection Block in the same way, is linked into an integrated entity between two connecting rods (7) by latch plate (6) and the Connection Block on it; Two connecting rods (7) are arranged in the upper lower bayonet slot of catalytic bed, and the two ends of connecting rod (7) are stuck in the bottom of upper lower bayonet slot under the effect of latch plate (6), and four Connection Blocks lay respectively at the inner side of catalytic bed left plate (1) and right plate (4).

2. a kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed as claimed in claim 1, it is characterized in that, described upper draw-in groove and the centre-to-centre spacing of lower bayonet slot are less than the centre-to-centre spacing of two connecting rods (7) on presser device.

3. a kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed as claimed in claim 1, it is characterized in that, the angle between the angle extended to form up and down bottom described draw-in groove and horizontal plane is 80 ~ 95 °.

4. a kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed as claimed in claim 1, it is characterized in that, the chamfering of described draw-in groove opening is 30 ~ 50 °.

5. a kind of presser device preventing catalytic plate to be shifted in fixed catalytic bed as claimed in claim 1, it is characterized in that, the quantity of described latch plate (6) is 2 ~ 6.