Hoisting and overturning clamp for silicon carbide block hole

Abstract

The utility model belongs to the technical field of hoisting clamps, and particularly relates to a silicon carbide block hole hoisting and overturning clamp which comprises a cross beam and a silicon carbide block hole, a screw rod is rotationally installed in the cross beam, the surface of the screw rod is in threaded connection with a moving block, a first bolt is installed on the side of the moving block in a threaded mode, and a square tube is installed on the surface of the first bolt. A first supporting arm is fixedly connected to the lower surface of the square tube, a first connecting plate is fixedly connected to the bottom end of the first supporting arm, and a second bolt is inserted into the first connecting plate. The screw rod can be conveniently driven to rotate through the first hand wheel, due to the fact that threads on the surface of the screw rod are positive and negative teeth, the two moving blocks can be conveniently driven to be close to or away from each other at the same time, the moving blocks drive the square tube to horizontally move along the cross beam through the first bolts, and then the clamp can conveniently clamp a silicon carbide block hole, and a polyurethane cushion layer can be embedded in the inner wall of the clamp. Not only can a buffering effect be achieved, but also abrasion to the silicon carbide block hole can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hoist clamp technical field, concretely relates to silicon carbide block hole hoist turnover clamp. BACKGROUND

[0002] The silicon carbide block hole in the silicon carbide block hole heat exchanger is a kind of high-performance heat exchange element, usually made of silicon carbide material. These block holes are formed by precision machining, with high precision and high corrosion resistance, suitable for heat exchange demand in harsh environments such as strong acid and strong alkali. Silicon carbide block hole is pressed into block by powder using isostatic press, each plane is machined using vertical lathe, and then it is punched using machining center, and then it is fired into shape in sintering furnace.

[0003] Because the silicon carbide block hole is heavy and the edges and corners are not allowed to have slight collision, there is often collision damage in manual turnover handling. As long as there is collision, the silicon carbide block hole will be scrapped, causing great economic loss, and a large amount of manpower is needed in the turnover handling process. INVENTION CONTENTS

[0004] To solve the problems in the above background art, the utility model provides a silicon carbide block hole hoist turnover clamp, which solves the problem of using a large amount of manpower in the turnover handling process of the silicon carbide block hole.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a silicon carbide block hole hoist turnover clamp, comprising a crossbeam and a silicon carbide block hole, a screw rod is rotatably installed in the inside of the crossbeam, a moving block is threadedly connected to the surface of the screw rod, a bolt one is threadedly installed on the side of the moving block, a square hole is arranged on the surface of the bolt one, a supporting arm one is fixedly connected to the lower surface of the square hole, a connecting plate one is fixedly connected to the bottom end of the supporting arm one, a bolt two is inserted into the inside of the connecting plate one, a connecting plate two is arranged on the surface of the bolt two, a nut is threadedly installed on the surface of the bolt two, a supporting arm two is fixedly connected to the lower surface of the connecting plate two, a bearing is embedded in the inside of the supporting arm two, a rotating shaft is fixedly connected to the inside of the bearing, a clamp is fixedly connected to one end of the rotating shaft, an installation plate is fixedly connected to the lower surface of the supporting arm two, a worm and gear reducer is fixedly installed on the upper surface of the installation plate, a hand wheel one is fixedly connected to the end of the screw rod, and a hand wheel two is fixedly connected to the input end of the worm and gear reducer.

[0006] Preferably, the threads on the surface of the screw rod are right and left threads.

[0007] Preferably, a spacer plate is arranged between the connecting plate one and the connecting plate two.

[0008] Preferably, a hoisting seat is fixedly installed on the upper surface of the crossbeam, and the hoisting seat is symmetrically arranged.

[0009] Preferably, the two bolts are symmetrically arranged on the side of the moving block, and the bolt passes through the square tube.

[0010] Preferably, the surface of the cross beam is provided with a through groove.

[0011] Preferably, the output end of the worm gear reducer is fixedly connected to one end of the rotating shaft.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The silicon carbide block hole hoisting and overturning clamp, through the hand wheel one, can conveniently drive the screw rod to rotate, because the screw thread on the surface of the screw rod is positive and reverse tooth, thereby being favorable for simultaneously driving the two moving blocks to approach or move away from each other, the moving block drives the square tube to translate along the cross beam through the bolt one, thereby being favorable for making the clamp form clamping to the silicon carbide block hole, the inner wall of the clamp can be embedded with the polyurethane pad layer, not only can play the buffering effect, but also can avoid causing abrasion to the silicon carbide block hole, through the setting of the worm gear reducer, it is WPKA type, has the self-locking function, through the rotation of the hand wheel two, the worm gear reducer can be driven to operate, the output of the worm gear reducer has greater transmission ratio, thereby playing the deceleration effect, and having the anti-rotation effect, thereby the worm gear reducer can drive the rotating shaft to rotate, the rotating shaft drives the clamp and the silicon carbide block hole to overturn, the device can complete the hoisting and overturning of the silicon carbide block hole through single person operation, and saves manpower. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings in the following description only some embodiments of the utility model, together with the embodiments of the utility model for explaining the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0015] Figure 1 It is the complete structure schematic diagram of the utility model;

[0016] Figure 2 It is the front view of the utility model;

[0017] Figure 3 It is the lower view angle structure diagram of the utility model;

[0018] Figure 4 It is the cross beam internal structure diagram of the utility model.

[0019] In the figure: 1, beam; 2, silicon carbide block hole; 3, screw rod; 4, moving block; 5, bolt one; 6, square tube; 7, support arm one; 8, connecting plate one; 9, bolt two; 10, connecting plate two; 11, nut; 12, support arm two; 13, bearing; 14, rotating shaft; 15, clamp; 16, mounting plate; 17, worm gear reducer; 18, hand wheel one; 19, hand wheel two; 20, backing plate; 21, hoisting seat; 22, through slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Please refer to Figures 1-4 The utility model provides the following technical scheme: a silicon carbide block hole hoisting and overturning clamp, which comprises a beam 1 and a silicon carbide block hole 2, a screw rod 3 is rotatably installed inside the beam 1, a moving block 4 is threadedly connected to the surface of the screw rod 3, a bolt one 5 is threadedly installed on the side of the moving block 4, a square tube 6 is arranged on the surface of the bolt one 5, a support arm one 7 is fixedly connected to the lower surface of the square tube 6, a connecting plate one 8 is fixedly connected to the bottom end of the support arm one 7, a bolt two 9 is inserted into the connecting plate one 8, a connecting plate two 10 is arranged on the surface of the bolt two 9, a nut 11 is threadedly installed on the surface of the bolt two 9, a support arm two 12 is fixedly connected to the lower surface of the connecting plate two 10, a bearing 13 is embedded in the support arm two 12, a rotating shaft 14 is fixedly connected to the inside of the bearing 13, a clamp 15 is fixedly connected to one end of the rotating shaft 14, a mounting plate 16 is fixedly connected to the lower surface of the support arm two 12, a worm gear reducer 17 is fixedly installed on the upper surface of the mounting plate 16, a hand wheel one 18 is fixedly connected to the end of the screw rod 3, and a hand wheel two 19 is fixedly connected to the input end of the worm gear reducer 17.

[0022] In this embodiment, the hand wheel 18 can conveniently drive the screw rod 3 to rotate. Since the threads on the surface of the screw rod 3 are right and left threads, the two moving blocks 4 can be driven to approach or move away from each other simultaneously. The moving blocks 4 drive the square tubes 6 to translate along the cross beam 1 through the bolts 5, thereby facilitating the clamp 15 to clamp the silicon carbide block hole 2. The inner wall of the clamp 15 can be embedded with a polyurethane cushion layer, which not only has a buffering effect but also avoids abrasion to the silicon carbide block hole 2. The worm gear reducer 17 is provided, which is WPKA type and has a self-locking function. The worm gear reducer 17 can be driven to operate by rotating the hand wheel 19. The output of the worm gear reducer 17 has a large transmission ratio, thereby having a deceleration effect and a rotation prevention effect. Thus, the worm gear reducer 17 can drive the rotating shaft 14 to rotate, and the rotating shaft 14 drives the clamp 15 and the silicon carbide block hole 2 to overturn. The device can complete the hoisting and overturning of the silicon carbide block hole 2 by single-person operation, thereby saving manpower.

[0023] Specifically, the threads on the surface of the screw rod 3 are right and left threads, so that the symmetrically arranged moving blocks 4 can be simultaneously moved towards the middle or away from each other when the screw rod 3 rotates.

[0024] Specifically, a spacer plate 20 is arranged between the connecting plate 8 and the connecting plate 10, which can prevent the connecting plate 8 and the connecting plate 10 from being abraded.

[0025] Specifically, the upper surface of the cross beam 1 is fixedly installed with hoisting seats 21, which are symmetrically arranged. The hoisting seats 21 can facilitate the lifting device by a lifting appliance.

[0026] Specifically, every two bolts 5 are symmetrically installed on the side of the moving block 4, and the bolts 5 penetrate the square tube 6. The arrangement of the bolts 5 can improve the stability of the square tube 6, thereby facilitating the translation of the moving block 4.

[0027] Specifically, the surface of the cross beam 1 is provided with a through groove 22, which can leave a movement space for the bolts 5.

[0028] Specifically, the output end of the worm gear reducer 17 is fixedly connected to one end of the rotating shaft 14, so that the worm gear reducer 17 can drive the rotating shaft 14 to rotate relatively slowly, thereby overturning the silicon carbide block hole 2.

[0029] The utility model discloses a working principle or use flow: the utility model discloses when using, staff can drive screw rod 3 rotation through hand wheel no. 18, because the screw thread on the surface of screw rod 3 is positive and negative tooth, thereby is favorable to drive two moving blocks 4 to be close to each other simultaneously, and moving block 4 drives square -hole 6 along crossbeam 1 to the middle translation through bolt no. 5, and then is favorable to make clamp 15 form the clamping to silicon carbide block hole 2, and the inner wall of clamp 15 is embedded polyurethane pad layer, it not only can play the buffering effect, but also can avoid the abrasion to silicon carbide block hole 2, then can rotate hand wheel no. 2 19 and drive worm gear reducer 17 operation, and the output of worm gear reducer 17 has greater transmission ratio, thereby plays the effect of deceleration, and has the effect of preventing rotation, thereby worm gear reducer 17 can drive the slow rotation of rotating shaft 14, and rotating shaft 14 drives clamp 15 and silicon carbide block hole 2 overturn, and the device can complete the hoisting overturning of silicon carbide block hole 2 through single person operation, saves manpower, and the lifting appliance is hung in the hoisting seat 21, and the device can be conveniently hoisted.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and do not limit the utility model, the description selects and specifically describes these embodiments, is in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to some technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A silicon carbide block hole lifting and turning clamp comprising a crossbeam (1) and a silicon carbide block hole (2), characterized in that: The inside of the crossbeam (1) is rotatably provided with a screw rod (3), the surface of the screw rod (3) is threadedly connected with a moving block (4), the side of the moving block (4) is threadedly provided with a bolt (5), the surface of the bolt (5) is provided with a square tube (6), the lower surface of the square tube (6) is fixedly connected with a supporting arm (7), the bottom end of the supporting arm (7) is fixedly connected with a connecting plate (8), the inside of the connecting plate (8) is inserted with a bolt (9), the surface of the bolt (9) is provided with a connecting plate (10), the surface of the bolt (9) is threadedly provided with a nut (11), the lower surface of the connecting plate (10) is fixedly connected with a supporting arm (12), the inside of the supporting arm (12) is embedded with a bearing (13), the inside of the bearing (13) is fixedly connected with a rotating shaft (14), one end of the rotating shaft (14) is fixedly connected with a clamp (15), the inner wall of the clamp (15) is embedded with a polyurethane cushion layer, the lower surface of the supporting arm (12) is fixedly connected with a mounting plate (16), the upper surface of the mounting plate (16) is fixedly provided with a worm gear reducer (17), the end of the screw rod (3) is fixedly connected with a hand wheel (18), the input end of the worm gear reducer (17) is fixedly connected with a hand wheel (19).

2. The silicon carbide block hole hoist flip jig of claim 1, wherein: The thread on the surface of the screw rod (3) is positive and negative.

3. The silicon carbide block hole hoist flip jig of claim 1, wherein: The connecting plate (8) and the connecting plate (10) are provided with a backing plate (20).

4. The silicon carbide block hole hoist flip jig of claim 1, wherein: The upper surface of the crossbeam (1) is fixedly provided with a lifting seat (21), and the lifting seat (21) is symmetrically arranged.

5. The silicon carbide block hole hoist flip jack of claim 1, wherein: Every two bolts (5) are symmetrically arranged on the side of the moving block (4), and the bolt (5) penetrates through the square tube (6).

6. The silicon carbide block hole hoist flip jack of Claim 1, wherein: The surface of the crossbeam (1) is provided with a through groove (22).

7. The silicon carbide block hole hoist flip jack of Claim 1, wherein: The output end of the worm gear reducer (17) is fixedly connected with one end of the rotating shaft (14).

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