CN219334510U - Lifter for barite block powder processing equipment - Google Patents

Abstract

The utility model provides a lifter for barite lump powder processing equipment, which relates to the technical field of barite lump powder processing and comprises the following components: a mounting box; a feed inlet is formed in the lower part of the right end surface of the mounting box; the lower part of the right end surface of the mounting box is fixedly connected with a feeding frame; the feeding frame is aligned with the feeding hole; the upper part of the left end surface of the mounting box is provided with a discharge hole; the upper part of the left end surface of the mounting box is fixedly connected with a discharging frame; the discharging frame is aligned with the position of the discharging hole; the upper part of the rear end surface of the mounting box is fixedly connected with a driving motor through bolts; the front end face of the driving motor is coaxially connected with a driving rotating shaft. In-process that the hopper overturned can collide with the vibration fixture block and produce the vibration simultaneously the vibration fixture block can slide in the installation piece after receiving the collision and extrude reset spring and shake the barite piece that is compacted in with the hopper through the vibration of hopper and scatter, solved when the hopper is carried out the material pouring by the hopper by the barite piece easy card in the hopper lead to the hopper to pour the material incomplete problem.

Description

Lifter for barite block powder processing equipment

Technical Field

The utility model relates to the technical field of barite block powder processing, in particular to a lifter for barite block powder processing equipment.

Background

The barite powder, also called barium sulfate powder, is a salt mineral, and the barite powder is required to be crushed by a crusher in the processing process, and then the crushed barite is conveyed into a pulverizer to be pulverized to form the barite powder.

For example, the utility model of application number CN202022171948.7 discloses a hoist for producing high-density barite powder for drilling fluid, which comprises a scraper hoist body, wherein one end of the scraper hoist body is provided with a feeding assembly, the feeding assembly comprises a feeding frame, a fixed inclined plate, a movable opening, a rubber guide ring, a crushing plate, a movable plate, a clamping groove, a buffer spring and a vibrating motor.

However, with the conventional bucket elevator, a series of hoppers fixedly connected to a traction chain or an adhesive tape are generally utilized to convey materials upwards in the vertical or near vertical direction, but a large amount of barite blocks are piled up in the hoppers in the process of conveying heavy crystal blocks by using the hoppers, the heavy crystal blocks above collide with the barite blocks stored in the hoppers when falling into the hoppers, so that the heavy crystal blocks stored in the hoppers are compacted, the compacted barite blocks are easily blocked in the hoppers when the hoppers are used for pouring materials, the hopper pouring is incomplete, and the heavy crystal blocks remained in the hoppers fall at the bottom of the mounting box along with the movement of the hoppers, so that resources are wasted.

Disclosure of Invention

In view of the above, the utility model provides a lifter for heavy crystal stone powder processing equipment, which is provided with a vibration clamping block capable of vibrating a hopper when the hopper is in material pouring, the vibration clamping block collides with the hopper in the process of overturning the hopper to generate vibration, meanwhile, the vibration clamping block slides in a mounting block and presses a reset spring after being collided, and the compacted heavy crystal stone blocks in the hopper are vibrated and dispersed through the vibration of the hopper, so that the material pouring of the hopper is more thorough, and the phenomenon that heavy crystal stone blocks are piled and clamped in the hopper to cause incomplete material pouring in the process of discharging a hopper.

The utility model provides a lifter for barite block powder processing equipment, which specifically comprises: a mounting box; a feed inlet is formed in the lower part of the right end surface of the mounting box; the lower part of the right end surface of the mounting box is fixedly connected with a feeding frame; the feeding frame is aligned with the feeding hole; the upper part of the left end surface of the mounting box is provided with a discharge hole; the upper part of the left end surface of the mounting box is fixedly connected with a discharging frame; the discharging frame is aligned with the position of the discharging hole; the upper part of the rear end surface of the mounting box is fixedly connected with a driving motor through bolts; the front end face of the driving motor is coaxially connected with a driving rotating shaft; two driving pulleys are symmetrically and fixedly connected to the outer wall of the driving rotating shaft.

Optionally, a fixed rotating shaft is rotatably connected to the lower part of the installation box; two driven pulleys are symmetrically and fixedly connected to the outer wall of the fixed rotating shaft; the two driven pulleys are coaxially connected with the two driving pulleys through a gear belt respectively; the outer walls of the two gear belts are fixedly connected with hoppers.

Optionally, two mounting blocks are symmetrically and fixedly connected to the left upper part of the mounting box; the front end surfaces of the two mounting blocks and the rear end surfaces of the two mounting blocks are respectively and slidably connected with a vibration clamping block; the tail ends of the two vibration clamping blocks are fixedly connected with a reset spring; the tail ends of the two reset springs are respectively and fixedly connected to the front end surfaces of the two mounting blocks and the rear end surfaces of the two mounting blocks.

Optionally, a metal screen is rotationally connected to the feeding frame; two fixed blocks are symmetrically and fixedly connected to the rear end face of the feeding frame; the bottom end surfaces of the two fixed blocks are respectively provided with an extrusion chute; the bottom end surfaces of the two extrusion sliding grooves are fixedly connected with a buffer spring; the top end surfaces of the two buffer springs are respectively fixedly connected with a supporting rod; the two support rods are respectively and slidably connected in the two extrusion sliding grooves; the top end surfaces of the two support rods are both rotationally connected to the bottom end surface of the metal screen; the rear end face of the feeding frame is provided with a sieve leakage groove; the metal screen mesh is aligned with the screen leakage groove.

Optionally, a conveying pipe is fixedly arranged on the rear end face of the screening and leaking groove; two fixed clamping blocks are symmetrically and fixedly connected to the tail end of the outer wall of the conveying pipe; the tail end of the transport pipe is provided with a storage box; two connecting blocks are symmetrically and fixedly connected to the right end surface of the storage box; the top end surfaces of the two connecting blocks are respectively provided with a drawing chute in a penetrating way; the rear end surfaces of the two drawing sliding grooves are fixedly connected with a group of supporting springs; the tail ends of the two groups of supporting springs are respectively fixedly connected with a limiting frame; the two limiting frames are respectively and slidably connected in the two drawing sliding grooves; the left end faces of the two limiting frames are respectively contacted with the right end faces of the two fixed clamping blocks.

Optionally, a clamping groove is formed in the rear end face of the conveying pipe; a sealing plate is connected in the clamping groove in a sliding way; the rear end surface of the transport pipe is fixedly connected with a containing frame; a clamping plate is connected in a sliding way in the accommodating frame; the size of the clamping plate is the same as that of the clamping groove.

Advantageous effects

According to the utility model, the hopper can be enabled to pour the heavy crystal stone blocks more thoroughly in the process of lifting and transporting the heavy crystal stone blocks, so that the phenomenon that the heavy crystal stone blocks are accumulated and blocked in the hopper to cause the hopper to pour incompletely in the process of pouring in the process of feeding is prevented, and meanwhile, the large heavy crystal stone blocks which are not fully crushed can be screened in the process of feeding, so that the subsequent use of the hopper is prevented from being influenced by crushing the large heavy crystal stone blocks which are not fully crushed in the process of feeding the hopper.

In addition, the crushed barite blocks are lifted and conveyed through the hopper, the hopper is driven to move through the gear belt, the barite blocks are poured into the hopper through the feeding frame when the hopper moves to the feeding hole, the hopper filled with the barite blocks overturns to pour the barite blocks in the hopper into the discharging frame to finish conveying the barite blocks, the vibrating clamping blocks collide with each other to generate vibration in the process of overturning the hopper, meanwhile, the vibrating clamping blocks slide in the mounting blocks after being collided and squeeze the reset spring, the compacted barite blocks in the hopper are vibrated and scattered through the vibration of the hopper, so that the hopper is thoroughly dumped, the problem that the heavy crystal blocks remained in the hopper fall to the bottom of the mounting box along with the movement of the hopper in the process of dumping the hopper is solved, the labor intensity of workers is reduced because the heavy crystal blocks falling to the bottom of the mounting box are not required to be cleaned regularly when the resource utilization rate is increased, and the hopper is convenient to rebound after being reset through the reset spring after passing through the discharging hole.

In addition, after the barite piece gets into in the feed frame, can screen to the complete big barite piece of not smashing through the metal screen cloth in the feed frame, prevent that the complete big barite piece of not smashing from smashing the follow-up use of hopper influence hopper at the in-process of feeding, the metal screen cloth can drive the bracing piece and slide and extrude buffer spring in extrusion spout after the collision that the metal screen cloth received the barite piece, carry out buffer protection to the metal screen cloth through buffer spring's elastic potential energy, simultaneously can drive the metal screen cloth vibration at buffer spring in-process that resets, can also accelerate the screening to the barite piece through the vibration of metal screen cloth, the complete big barite piece of not smashing of screening is discharged through sieving the leakage groove, increase the machining efficiency of barite powder.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.

The drawings described below are only for illustration of some embodiments of the utility model and are not intended to limit the utility model.

In the drawings:

fig. 1 is a schematic axial structure of the present utility model.

Fig. 2 is a schematic cross-sectional axial structure of the present utility model.

Fig. 3 is an enlarged schematic view of the structure of fig. 2 at a in accordance with the present utility model.

Fig. 4 is a schematic axial structure of the present utility model as seen from the right.

Fig. 5 is an enlarged schematic view of the structure of fig. 4 at B according to the present utility model.

Fig. 6 is a schematic axial view of the rear view of the present utility model.

Fig. 7 is an enlarged schematic view of the structure of fig. 6 at C according to the present utility model.

List of reference numerals

1. A mounting box; 101. a feed inlet; 102. a discharge port; 103. a discharging frame; 104. a feeding frame; 105. a metal screen; 106. a screening groove; 107. a fixed block; 108. extruding the chute; 109. a buffer spring; 110. a support rod; 111. a transport tube; 112. a clamping groove; 113. a sealing plate; 114. a containing frame; 115. a clamping plate; 116. fixing the clamping block; 117. a storage box; 118. a connecting block; 119. drawing the sliding groove; 120. a support spring; 121. a limiting frame; 122. a driving motor; 123. driving the rotating shaft; 124. a driving pulley; 125. fixing the rotating shaft; 126. a driven pulley; 127. a gear belt; 128. a hopper; 129. a mounting block; 130. vibrating the clamping block; 131. and a return spring.

Detailed Description

In order to make the objects, aspects and advantages of the technical solution of the present utility model more clear, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present utility model. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.

Examples: please refer to fig. 1 to 7:

the utility model provides a lifter for barite block powder processing equipment, which comprises: a mounting box 1;

the lower part of the right end surface of the mounting box 1 is provided with a feed inlet 101; the lower part of the right end surface of the mounting box 1 is fixedly connected with a feeding frame 104; the feeding frame 104 is aligned with the feeding port 101; the upper part of the left end surface of the mounting box 1 is provided with a discharge hole 102; the upper part of the left end surface of the mounting box 1 is fixedly connected with a discharging frame 103; the discharge frame 103 is aligned with the discharge hole 102; the upper part of the rear end surface of the mounting box 1 is connected with a driving motor 122 in a bolt fastening way; the front end surface of the driving motor 122 is coaxially connected with a driving rotating shaft 123; two driving pulleys 124 are symmetrically and fixedly connected to the outer wall of the driving rotating shaft 123.

In addition, according to the embodiment of the present utility model, as shown in fig. 1, a fixed rotating shaft 125 is rotatably coupled to the lower portion of the installation case 1; two driven pulleys 126 are symmetrically and fixedly connected to the outer wall of the fixed rotating shaft 125; the two driven pulleys 126 and the two driving pulleys 124 are respectively and coaxially connected through a gear belt 127; fixedly connected with hopper 128 on the outer wall of two gear area 127 to make driving pulley 124 pass through gear area 127 and drive driven pulley 126 through starting driving motor 122 and rotate, can drive hopper 128 at the in-process that gear area 127 removed and remove, pour the heavy brilliant stone into hopper 128 through feeding frame 104 when hopper 128 removes feed inlet 101 department, in hopper 128 takes place the upset when hopper 128 that is equipped with heavy brilliant stone removes discharge gate 102 department pour the heavy brilliant stone in the hopper 128 into discharge frame 103, accomplish the transportation to heavy brilliant stone, conveniently follow-up processing heavy brilliant stone into heavy brilliant stone powder.

Furthermore, according to an embodiment of the present utility model, as shown in fig. 2 and 3, two mounting blocks 129 are fixedly connected to the upper left portion of the mounting box 1 symmetrically; the front end surfaces of the two mounting blocks 129 and the rear end surfaces of the two mounting blocks 129 are respectively and slidably connected with a vibration clamping block 130; the tail ends of the two vibration clamping blocks 130 are fixedly connected with a reset spring 131; the end of two reset springs 131 is fixed connection respectively on the front end face of two installation pieces 129 and the rear end face of two installation pieces 129 to can bump with vibration fixture 130 and extrude vibration fixture 130 at the in-process that hopper 128 overturned the material and make vibration fixture 130 slide in installation piece 129, bump through hopper 128 and vibration fixture 130 and make hopper 128 take place the vibration, and then make hopper 128 material pouring through the vibration of hopper 128 more thorough, prevent to pile up the card in hopper 128 at the in-process that hopper 128 material was poured, make hopper 128 material pouring incomplete, the heavy crystal stone of surviving in hopper 128 drops in the bottom of installation box 1 along with the motion of hopper 128, need the staff to clear up the heavy crystal stone that drops in installation box 1 bottom regularly when causing the wasting of resources has increased staff's intensity of labour, and the heavy crystal stone that drops in installation box 1 bottom piles up and easily and bumps with the hopper 128 in motion and cause the follow-up use that damages to hopper 128.

Furthermore, according to an embodiment of the present utility model, as shown in fig. 4 and 5, a metal screen 105 is rotatably attached to the feed frame 104; two fixed blocks 107 are symmetrically and fixedly connected to the rear end surface of the feeding frame 104; the bottom end surfaces of the two fixed blocks 107 are provided with an extrusion chute 108; the bottom end surfaces of the two extrusion sliding grooves 108 are fixedly connected with a buffer spring 109; the top end surfaces of the two buffer springs 109 are respectively fixedly connected with a supporting rod 110; the two support rods 110 are respectively and slidably connected in the two extrusion sliding grooves 108; the top end surfaces of the two support rods 110 are both rotatably connected to the bottom end surface of the metal screen 105; a sieve leakage groove 106 is formed in the rear end surface of the feeding frame 104; the metal screen 105 is aligned with the screen leakage groove 106, thereby the screen can be carried out on the unbroken big heavy stone blocks in the feeding process through the metal screen 105, the hopper 128 is prevented from being crushed in the feeding process, the subsequent use of the hopper 128 is prevented from being influenced by the unbroken big heavy stone blocks, the metal screen 105 can drive the supporting rod 110 to slide in the extrusion chute 108 and extrude the buffer spring 109 after the metal screen 105 is collided by the heavy stone blocks, the buffer spring 109 is used for buffering and protecting the metal screen 105 through the elastic potential energy of the buffer spring 109, meanwhile, the metal screen 105 can be driven to vibrate in the resetting process of the buffer spring 109, the screening of the heavy stone blocks can be accelerated through the vibration of the metal screen 105, and the screened unbroken big heavy stone blocks are discharged through the screen leakage groove 106.

Further, according to the embodiment of the present utility model, as shown in fig. 6 and 7, a transport pipe 111 is fixedly installed at the rear end surface of the screen slot 106; two fixed clamping blocks 116 are symmetrically and fixedly connected to the tail end of the outer wall of the transport pipe 111; the end of the transport tube 111 is provided with a storage tank 117; the right end face of Chu Naxiang 117 is symmetrically and fixedly connected with two connecting blocks 118; the top end surfaces of the two connecting blocks 118 are provided with a drawing sliding groove 119 in a penetrating way; a group of supporting springs 120 are fixedly connected to the rear end surfaces of the two drawing sliding grooves 119; the ends of the two groups of supporting springs 120 are fixedly connected with a limiting frame 121 respectively; the two limiting frames 121 are respectively and slidably connected in the two drawing sliding grooves 119; the left end faces of the two limiting frames 121 are respectively contacted with the right end faces of the two fixed clamping blocks 116, so that the unbroken large barite blocks discharged by the sieving and leaking groove 106 are input into the storage box 117 through the conveying pipe 111 for storage, when the unbroken large barite blocks in the storage box 117 are fully stored, the two limiting frames 121 are pulled, when the two limiting frames 121 are completely separated from the fixed clamping blocks 116, the storage box 117 can be removed to clean the unbroken large barite blocks in the storage box 117, the cleaned storage box 117 is placed at the tail end of the conveying pipe 111, and the limiting frames 121 are loosened; the two limiting frames 121 are reset and clamped on the fixed clamping block 116 along with the rebound of the supporting spring 120 to limit and fix the storage tank 117.

Further, according to an embodiment of the present utility model, as shown in fig. 6, a rear end surface of the transport pipe 111 is provided with a catching groove 112; a sealing plate 113 is slidably connected in the clamping groove 112; a receiving frame 114 is fixedly connected to the rear end surface of the transport pipe 111; a clamping plate 115 is slidably connected to the accommodating frame 114; the size of the clamping plate 115 is the same as that of the clamping groove 112, so that the sealing plate 113 can be pulled open when the storage tank 117 is cleaned, then the clamping plate 115 is taken out from the accommodating frame 114 and inserted into the clamping groove 112 to separate the conveying pipe 111, and further, the unbroken large barite blocks in the storage tank 117 can be cleaned under the condition that the device does not stop running, and the processing efficiency of the barite powder is increased while the operation is convenient and quick.

Specific use and action of the embodiment:

according to the utility model, the heavy crystal blocks are poured into the feeding frame 104 in the using process, the metal screen 105 can screen the unbroken large heavy crystal blocks in the feeding process, so that the influence of the unbroken large heavy crystal blocks on the subsequent use of the hopper 128 caused by the breaking of the hopper 128 in the feeding process is avoided, after the metal screen 105 is collided by the heavy crystal blocks, the metal screen 105 drives the supporting rods 110 to slide in the extrusion sliding grooves 108 and extrude the buffer springs 109, the metal screen 105 is buffered and protected through the elastic potential energy of the buffer springs 109, meanwhile, the metal screen 105 is driven to vibrate in the resetting process of the buffer springs 109, the screening of the heavy crystal blocks can be accelerated through the vibration of the metal screen 105, the unbroken large heavy crystal blocks discharged by the screening and leaking grooves 106 are input into the storage box 117 through the conveying pipe 111, when the unbroken large heavy crystal blocks in the storage box 117 are fully stored by the metal screen 105, the two limit frames 121 are pulled to completely separate from the two limit frames to completely separate the storage box 117, and the limit blocks can be completely cleaned up at the end of the storage box 117 can be completely cleaned up by the limit frames 121; the two limiting frames 121 are reset and clamped on the fixed clamping blocks 116 along with the rebound of the supporting springs 120 to limit and fix the storage tank 117, the sealing plate 113 can be pulled open when the storage tank 117 is cleaned, then the clamping plates 115 are taken out from the accommodating frames 114 and inserted into the clamping grooves 112 to partition the conveying pipes 111, so that the large barite blocks which are not crushed completely in the storage tank 117 can be cleaned under the condition that the device does not stop running, the operation is convenient and quick, the processing efficiency of barite powder is increased, the driving motor 122 is started to drive the driving belt pulley 124 to rotate through the gear belt 127, the hopper 128 is driven to move in the moving process of the gear belt 127, the barite blocks are poured into the hopper 128 through the feeding frame 104 when the hopper 128 moves to the feeding port 101, when the hopper 128 filled with heavy crystal blocks moves to the discharge port 102, the hopper 128 is turned over to pour the heavy crystal blocks in the hopper 128 into the discharge frame 103, so that transportation of the heavy crystal blocks is completed, the heavy crystal blocks can be conveniently and subsequently processed into heavy crystal blocks, the heavy crystal blocks can collide with the vibration clamping blocks 130 and extrude the vibration clamping blocks 130 to slide in the mounting blocks 129 in the process of turning and pouring the hopper 128, the hopper 128 is vibrated by the collision of the hopper 128 and the vibration clamping blocks 130, the hopper 128 is thoroughly poured by the vibration of the hopper 128, the heavy crystal blocks in the hopper 128 are prevented from being accumulated and clamped in the hopper 128 in the process of pouring the hopper 128, the heavy crystal blocks remained in the hopper 128 fall at the bottom of the mounting box 1 along with the movement of the hopper 128, the resource waste is caused, and meanwhile, workers are required to regularly clean the heavy crystal blocks falling at the bottom of the mounting box 1, so that the labor intensity of the workers is increased, and the accumulation of barite blocks falling on the bottom of the mounting box 1 is liable to collide with the hopper 128 in motion, causing damage to the hopper 128, affecting the subsequent use of the hopper 128.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The lifter for the barite lump powder processing equipment is characterized by comprising: a mounting box (1); a feed inlet (101) is formed in the lower part of the right end surface of the installation box (1); the lower part of the right end surface of the installation box (1) is fixedly connected with a feeding frame (104); the feeding frame (104) is aligned with the feeding hole (101); a discharge hole (102) is formed in the upper part of the left end face of the installation box (1); the upper part of the left end surface of the installation box (1) is fixedly connected with a discharging frame (103); the discharging frame (103) is aligned with the discharging hole (102); a driving motor (122) is fixedly connected to the upper part of the rear end surface of the mounting box (1) through bolts; the front end face of the driving motor (122) is coaxially connected with a driving rotating shaft (123); two driving pulleys (124) are symmetrically and fixedly connected to the outer wall of the driving rotating shaft (123), and two mounting blocks (129) are symmetrically and fixedly connected to the left upper part of the mounting box (1); the front end surfaces of the two mounting blocks (129) and the rear end surfaces of the two mounting blocks (129) are respectively and slidably connected with a vibration clamping block (130); the tail ends of the two vibrating clamping blocks (130) are fixedly connected with a reset spring (131); the tail ends of the two reset springs (131) are respectively and fixedly connected to the front end surfaces of the two mounting blocks (129) and the rear end surfaces of the two mounting blocks (129).

2. The lifter for barite lump powder processing equipment as set forth in claim 1, wherein: a fixed rotating shaft (125) is connected to the lower part of the installation box (1) in a rotating way; two driven pulleys (126) are symmetrically and fixedly connected to the outer wall of the fixed rotating shaft (125); the two driven pulleys (126) and the two driving pulleys (124) are coaxially connected through a gear belt (127) respectively; the outer walls of the two gear belts (127) are fixedly connected with hoppers (128).

3. The lifter for barite lump powder processing equipment as set forth in claim 1, wherein: the feeding frame (104) is rotationally connected with a metal screen (105); two fixed blocks (107) are symmetrically and fixedly connected with the rear end face of the feeding frame (104); the bottom end surfaces of the two fixed blocks (107) are provided with an extrusion chute (108); the bottom end surfaces of the two extrusion sliding grooves (108) are fixedly connected with a buffer spring (109); the top end surfaces of the two buffer springs (109) are respectively fixedly connected with a supporting rod (110); the two support rods (110) are respectively and slidably connected in the two extrusion sliding grooves (108); the top end surfaces of the two support rods (110) are rotationally connected to the bottom end surface of the metal screen (105); a sieve leakage groove (106) is formed in the rear end face of the feeding frame (104); the metal screen (105) is aligned with the screen slot (106).

4. A lifter for barite lump powder processing equipment as set forth in claim 3, wherein: the rear end surface of the screening and leaking groove (106) is fixedly provided with a conveying pipe (111); two fixed clamping blocks (116) are symmetrically and fixedly connected to the tail end of the outer wall of the conveying pipe (111); the tail end of the transport pipe (111) is provided with a storage box (117); two connecting blocks (118) are symmetrically and fixedly connected to the right end surface of the storage box (117); the top end surfaces of the two connecting blocks (118) are respectively provided with a drawing chute (119) in a penetrating way; the rear end surfaces of the two drawing sliding grooves (119) are fixedly connected with a group of supporting springs (120); the tail ends of the two groups of supporting springs (120) are fixedly connected with a limiting frame (121) respectively; the two limiting frames (121) are respectively and slidably connected in the two drawing sliding grooves (119); the left end faces of the two limiting frames (121) are respectively contacted with the right end faces of the two fixed clamping blocks (116).

5. The lifter for barite lump powder processing equipment as set forth in claim 4, wherein: a clamping groove (112) is formed in the rear end face of the conveying pipe (111); a sealing plate (113) is connected in a sliding way in the clamping groove (112); the rear end surface of the transport pipe (111) is fixedly connected with a containing frame (114); a clamping plate (115) is connected in a sliding way in the accommodating frame (114); the size of the clamping plate (115) is the same as that of the clamping groove (112).

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