Stirring device for constructional engineering

By designing a construction engineering mixing device that contains drivers, mixing parts, dust parts, fixed and limited parts, the problem of unstable mixing quality caused by artificial operations in existing technologies and the production of dust generated Stir, improve efficiency and protect health.

CN222387281UActive Publication Date: 2025-01-24GUIZHOU SHUXIONG CONSTRUCTION CO LTD
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Patent Information

Application Number
CN202420742392.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-11
Publication Date
2025-01-24
Estimated Expiration
2034-04-11

AI Technical Summary

Technical Problem

The existing agitating devices in construction projects mainly rely on manual operations, resulting in unstable mixing quality, affecting the construction effect, and a large amount of dust is generated during the mixing process, posing a threat to the health of operators.

Method used

Design a construction engineering mixing device including main components and mixing components. The mixing components include driving parts, mixing parts, dust parts, fixed parts, and limited parts. Pieces reduce dust generation.

Benefits of technology

Through the automation stirring process, the quality and efficiency of the stirring of putty are improved, the dust generation is reduced, the health of the operator is protected, and the installation design is convenient for disassembly and cleaning.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a constructional engineering stirring device which comprises a main body assembly, a base, supporting legs and a stirring barrel, the supporting legs are fixed to the bottom of the base, the stirring barrel is fixed to the top of the base, and a stirring assembly is arranged on one side of the base and comprises a driving part, a stirring part, a dustproof part, a fixing part and a limiting part. The driving part is arranged at the bottom of the base, the stirring part is located in the stirring barrel, the dustproof part is arranged at the top of the stirring barrel, the fixing part is located at the top of the base, and the limiting part is arranged on the outer side of the stirring barrel. The stirring device has the beneficial effects that by arranging the stirring assembly, the situation that the construction effect is poor due to different stirring results of manual operation is avoided, the situation that the health of workers is affected by a large amount of dust in the stirring process is avoided, and the stirring efficiency is improved; and the stirring barrel of the device is convenient to disassemble and clean after being used.
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Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a stirring device for construction engineering. Background Art

[0002] In construction projects, it is inevitable to paint the walls. When painting the walls, you first need to strengthen them, and then use putty to level the wall. When leveling the putty wall, you need to mix the putty powder and water into a viscous state, and then apply it to the wall. In order to improve the efficiency of painting the walls, a stirring device is needed to stir the putty powder and water.

[0003] Most of the existing stirring devices are manually controlled by workers to stir the putty. Due to the existence of human factors, this stirring method cannot ensure the quality of each stirring of putty. Different operators and different operating techniques will affect the stirring results, thereby affecting the construction effect. In addition, a large amount of dust will be generated during the putty stirring process, which will pose a threat to the health of the operators. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above and / or existing problems in the existing mixing devices for construction projects, the present utility model is proposed.

[0006] Therefore, the problem to be solved by the utility model is that most of the existing stirring devices are used by workers to stir the putty through manual control. Due to the existence of human factors, this stirring method cannot ensure the quality of each stirring of putty. Different operators and different operating techniques will affect the stirring results, thereby affecting the construction effect. In addition, a large amount of dust will be generated during the putty stirring process, which will pose a threat to the health of the operators.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a construction engineering mixing device, comprising a main body assembly, including a base, legs and a mixing bucket, the legs are fixed to the bottom of the base, and the mixing bucket is fixed to the top of the base;

[0008] The stirring component is arranged on one side of the base, and includes a driving member, a stirring member, a dustproof member, a fixing member and a limiting member. The driving member is arranged at the bottom of the base, the stirring member is located in the stirring barrel, the dustproof member is arranged at the top of the stirring barrel, the fixing member is located at the top of the base, and the limiting member is arranged outside the stirring barrel.

[0009] As a preferred solution of the construction engineering stirring device of the utility model, the driving member includes a motor and a fixing plate, the motor is fixed to the bottom of the base, and the fixing plate is fixed to the outside of the motor.

[0010] As a preferred solution of the construction engineering mixing device described in the utility model, the mixing element includes a first support seat and a first transmission block, the first support seat is fixed to the top of the base, the first transmission block rotates in the first support seat, and the first transmission block is fixed to the output end of the motor.

[0011] As a preferred solution of the construction engineering mixing device of the utility model, the mixing element further comprises a second support seat and a second transmission block, the second support seat is fixed to the bottom of the mixing barrel, and the second transmission block rotates in the second support seat.

[0012] As a preferred solution of the construction engineering mixing device of the utility model, the mixing member further comprises a rotating rod and a mixing rod, the rotating rod penetrates the inner wall of the mixing barrel and is fixed to the second transmission block, and the mixing rod is fixed to the outside of the rotating rod.

[0013] As a preferred solution of the construction engineering mixing device of the utility model, the dustproof part includes a rotating block and a cover plate, the rotating block is fixed to the outside of the mixing barrel, and the cover plate is rotatably connected to one side of the rotating block.

[0014] As a preferred solution of the construction engineering mixing device described in the utility model, the fixing part includes a fixing column, a limiting plate, a sleeve plate and a clamping block, the fixing column is fixed to the top of the base, the limiting plate is fixed to the outside of the mixing barrel, the sleeve plate is fixed to the inside of the fixing column, and the clamping block is movable in the sleeve plate.

[0015] As a preferred solution of the construction engineering mixing device described in the utility model, the fixing part also includes a round rod, a seesaw, a first spring and a baffle, one end of the round rod passes through the fixed column and is fixed to the block, the seesaw is rotatably connected to the inner side of the fixed column, the two ends of the first spring are respectively fixed to the fixed column and the seesaw, and the baffle and the round rod are fixed to one side of the fixed column.

[0016] As a preferred solution of the construction engineering mixing device described in the utility model, wherein: the fixing part also includes a fixing sleeve, a fixing block and a second spring, the fixing sleeve is fixed to the outer side of the cover plate, the fixing block moves in the fixing sleeve, a slot is provided in the fixing sleeve, the fixing block moves in the slot, and the two ends of the second spring are respectively fixed to the fixing sleeve and the fixing block.

[0017] As a preferred solution of the construction engineering mixing device described in the utility model, wherein: the limit member includes a limit block, a third spring and a pushing block, the limit block moves in the rotating block, a rectangular groove is opened in the rotating block, the limit block moves in the rectangular groove, the two ends of the third spring are respectively fixed to the limit block and the rotating block, and the pushing block passes through the rotating block and is fixed to the limit block.

[0018] The beneficial effects of the utility model are as follows: by setting up a stirring component, the situation in which different stirring results of manual operation lead to poor construction effect is avoided, the situation in which a large amount of dust is avoided during the stirring process and affects the health of the workers is avoided, the stirring efficiency is improved, and the stirring barrel of the device is convenient to disassemble and clean after use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0020] Figure 1 This is a structural diagram of a mixing device for a construction project.

[0021] Figure 2 This is the exploded structural diagram of the first support seat and the second support seat of the mixing device for construction engineering.

[0022] Figure 3 This is a cross-sectional structural diagram of the rotating rod and stirring rod of a mixing device for a construction project.

[0023] Figure 4 Mixing device for construction projects Figure 3 Enlarged structural diagram at point A in the middle.

[0024] Figure 5 Mixing device for construction projects Figure 3 Enlarged structural diagram at point B in the middle.

[0025] Figure 6 This is a cross-sectional structural diagram of the base of a mixing device for construction projects.

[0026] Figure 7 For the structure of mixing device in construction engineering Figure 6 Enlarge the composition at center C.

[0027] Figure 8 For the structure of mixing device in construction engineering Figure 6 Enlarge the composition at D in the middle. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0029] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0030] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0031] Example 1

[0032] Reference Figure 1 , Figure 2 and Figure 5 , which is the first embodiment of the utility model, and this embodiment provides a construction engineering stirring device, the construction engineering stirring device includes a main body component 100 and a stirring component 200, which cooperate with each other to improve the efficiency of stirring putty.

[0033] Specifically, the main body component 100 includes a base 101 , legs 102 and a mixing barrel 103 . The legs 102 are fixed to the bottom of the base 101 , and the mixing barrel 103 is fixed to the top of the base 101 .

[0034] The base 101 is circular, and there are four legs 102. This is the prior art and will not be elaborated on. Two handles are provided on both sides of the mixing barrel 103. The handles are provided to facilitate the carrying of the mixing barrel 103.

[0035] Specifically, the stirring assembly 200 is arranged on one side of the base 101, and includes a driving member 201, a stirring member 202, a dustproof member 203, a fixing member 204 and a limiting member 205. The driving member 201 is arranged at the bottom of the base 101, the stirring member 202 is located in the stirring barrel 103, the dustproof member 203 is arranged at the top of the stirring barrel 103, the fixing member 204 is located at the top of the base 101, and the limiting member 205 is arranged on the outside of the stirring barrel 103.

[0036] By providing the driving member 201 and the stirring member 202, the driving member 201 drives the stirring member 202 to stir the material in the stirring barrel 103, thereby avoiding manual operation of the stirring device, improving the stirring quality of the putty, and improving the efficiency of stirring the putty. By providing the dustproof member 203, the problem of a large amount of dust appearing during the stirring process and affecting the health of the workers is avoided. By providing the fixing member 204 and the limiting member 205, the device can be convenient for fixing the stirring barrel 103 and can also be convenient for disassembling the stirring barrel 103, thereby facilitating the cleaning of the stirring barrel 103 after use.

[0037] Example 2

[0038] Reference Figure 2 to Figure 5 , which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment.

[0039] Specifically, the driving member 201 includes a motor 201a and a fixing plate 201b. The motor 201a is fixed to the bottom of the base 101, and the fixing plate 201b is fixed to the outside of the motor 201a.

[0040] By providing the fixing plate 201 b , the motor 201 a can be fixed, thereby improving the stability of the motor 201 a . The output end of the motor 201 a passes through the base 101 and is located at the top of the base 101 .

[0041] Specifically, the stirring member 202 includes a first support seat 202a and a first transmission block 202b. The first support seat 202a is fixed to the top of the base 101. The first transmission block 202b rotates in the first support seat 202a. The first transmission block 202b is fixed to the output end of the motor 201a.

[0042] Specifically, the stirring member 202 further includes a second supporting seat 202c and a second transmission block 202d. The second supporting seat 202c is fixed to the bottom of the stirring barrel 103, and the second transmission block 202d rotates in the second supporting seat 202c.

[0043] The first support seat 202a and the second support seat 202c are both annular, and the first support seat 202a and the second support seat 202c are equal in size. A cross notch is provided on the top of the first transmission block 202b, and a circular groove is provided at the bottom of the mixing barrel 103. The second support seat 202c and the second transmission block 202d are both located in the circular groove at the bottom of the mixing barrel 103. A cross protrusion is provided at the bottom of the second transmission block 202d. The top of the second transmission block 202d is fitted with the inner wall of the circular groove at the bottom of the mixing barrel 103. The cross protrusion at the bottom of the second transmission block 202d is clamped with the cross notch at the top of the first transmission block 202b, so that the first transmission block 202b can drive the second transmission block 202d to rotate.

[0044] Specifically, the stirring member 202 further includes a rotating rod 202e and a stirring rod 202f. The rotating rod 202e penetrates the inner wall of the stirring barrel 103 and is fixed to the second transmission block 202d. The stirring rod 202f is fixed to the outer side of the rotating rod 202e.

[0045] There are five stirring rods 202f. The motor 201a drives the first transmission block 202b to rotate, the first transmission block 202b drives the rotating rod 202e to rotate, and the rotating rod 202e drives the stirring rod 202f to rotate, so that the putty in the stirring barrel 103 is stirred.

[0046] Specifically, the dustproof member 203 includes a rotating block 203a and a cover plate 203b. The rotating block 203a is fixed to the outside of the mixing barrel 103, and the cover plate 203b is rotatably connected to one side of the rotating block 203a.

[0047] The cover plate 203b is circular, and the maximum rotation angle between the rotating block 203a and the cover plate 203b is 180 degrees. The setting of the rotating block 203a facilitates the opening and closing of the cover plate 203b. A pulling plate is provided on the top of the cover plate 203b, thereby facilitating pulling the cover plate 203b.

[0048] Example 3

[0049] Reference Figures 5 to 8 , which is the third embodiment of the utility model, and this embodiment is based on the first two embodiments.

[0050] Specifically, the fixing member 204 includes a fixing column 204a, a limiting plate 204b, a sleeve plate 204c and a block 204d. The fixing column 204a is fixed to the top of the base 101, the limiting plate 204b is fixed to the outside of the mixing barrel 103, the sleeve plate 204c is fixed to the inside of the fixing column 204a, and the block 204d is movable in the sleeve plate 204c.

[0051] The fixed column 204a is rectangular, and a notch is passed through the surface of the fixed column 204a. The sleeve plate 204c is fixed in the notch of the fixed column 204a. The limiting plate 204b is divided into two long and short ones. The two limiting plates 204b are respectively fitted with the two sides of the fixed column 204a, so as to limit the mixing barrel 103 and prevent the mixing barrel 103 from rotating. The clamping block 204d is a right-angled trapezoid, and a clamping groove is opened at the long limiting plate 204b corresponding to the clamping block 204d. The clamping block 204d is clamped with the clamping groove of the limiting plate 204b, so that the mixing barrel 103 is fixed, thereby improving the stability of the device during stirring.

[0052] Specifically, the fixing member 204 also includes a round rod 204e, a seesaw 204f, a first spring 204g and a baffle 204h. One end of the round rod 204e passes through the fixing column 204a and is fixed to the block 204d. The seesaw 204f is rotatably connected to the inner side of the fixing column 204a. Both ends of the first spring 204g are respectively fixed to the fixing column 204a and the seesaw 204f. The baffle 204h and the round rod 204e are fixed to one side of the fixing column 204a.

[0053] The seesaw 204f has slots on both sides, and the round rod 204e is located in the slots of the seesaw 204f and moves, so that the two limit plates 204b are respectively fitted with the two sides of the fixed column 204a, and the mixing barrel 103 is placed on the base 101, and the limit plates 204b squeeze the inclined surface of the block 204d, and the block 204d is squeezed and moves into the sleeve plate 204c, and the block 204d drives the round rod 204e to move, and the block 204d pushes the seesaw 204f to rotate, and the first spring 204g is squeezed. The pressure produces deformation, and the round rod 204e drives the baffle 204h to move until the cross protrusion at the bottom of the second transmission block 202d is clamped with the cross groove at the top of the first transmission block 202b, and the reaction force of the first spring 204g pushes the rocker 204f to rotate and reset, and the rocker 204f pushes the clamping block 204d to move and reset, and the clamping block 204d is clamped with the clamping groove of the limit plate 204b, and the clamping block 204d drives the round rod 204e and the baffle 204h to move and reset, and a pull ring is set on one side of the baffle 204h.

[0054] Specifically, the fixing member 204 also includes a fixing sleeve 204i, a fixing block 204j and a second spring 204k. The fixing sleeve 204i is fixed to the outside of the cover plate 203b, the fixing block 204j moves in the fixing sleeve 204i, a slot V is provided in the fixing sleeve 204i, the fixing block 204j moves in the slot V, and two ends of the second spring 204k are respectively fixed to the fixing sleeve 204i and the fixing block 204j.

[0055] The fixing sleeve 204i is arc-shaped, so that the two limit plates 204b are respectively fitted with the two sides of the fixing column 204a, and the mixing barrel 103 is placed on the base 101. The fixing block 204j is squeezed by the top of the fixing column 204a and moves into the notch V. The second spring 204k is squeezed and deformed until the cross protrusion at the bottom of the second transmission block 202d is engaged with the cross notch at the top of the first transmission block 202b. The reaction force of the second spring 204k pushes the fixing block 204j to move and reset, and the fixing block 204j is engaged with the fixing column 204a, thereby improving the cover plate 203b. Stability. When the mixing barrel 103 needs to be disassembled and cleaned, pull the pull ring, and the pull ring drives the round rod 204e to move through the baffle 204h, and the round rod 204e drives the block 204d away from the slot of the limit plate 204b, and the block 204d drives the seesaw 204f to rotate, and the first spring 204g is squeezed and deformed, and the top of the seesaw 204f squeezes the fixed block 204j, and the fixed block 204j moves into the slot V. The second spring 204k is squeezed and deformed, so that the mixing barrel 103 can be moved from the base 101 through the handle, so that the mixing barrel 103 is convenient to clean.

[0056] Specifically, the limiting member 205 includes a limiting block 205a, a third spring 205b and a pushing block 205c. The limiting block 205a moves in the rotating block 203a. A rectangular groove W is provided in the rotating block 203a. The limiting block 205a moves in the rectangular groove W. The two ends of the third spring 205b are respectively fixed to the limiting block 205a and the rotating block 203a. The pushing block 205c passes through the rotating block 203a and is fixed to the limiting block 205a.

[0057] The limit block 205a is a right-angled trapezoid. After the cover plate 203b is rotated 180 degrees, a limit groove is provided on one side of the cover plate 203b corresponding to the limit block 205a. The limit block 205a is engaged with the limit groove on one side of the cover plate 203b, so that the cover plate 203b is fixed, thereby facilitating the transportation of materials into the mixing barrel 103. The cover plate 203b is pulled to rotate, and the cover plate 203b squeezes the limit block 205a. The limit block 205a is squeezed and moves into the rectangular groove W. The third spring 205b is squeezed and deformed. After the cover plate 203b is rotated 180 degrees, the limit block 205a is engaged with the limit groove on one side of the cover plate 203b, thereby completing the fixation of the cover plate 203b.

[0058] When in use and during installation, the cover plate 203b is first pulled to rotate, and the cover plate 203b squeezes the limit block 205a, and the limit block 205a is squeezed and moves into the rectangular groove W, and the third spring 205b is squeezed and deformed. After the cover plate 203b rotates 180 degrees, the limit block 205a is engaged with the limit groove on one side of the cover plate 203b. After the cover plate 203b is fixed, the two limit plates 204b are respectively fitted with the two sides of the fixing column 204a. The mixing barrel 103 is placed on the base 101, and the limiting plate 204b squeezes the inclined surface of the block 204d. The block 204d is squeezed and moves into the sleeve plate 204c. The block 204d drives the round rod 204e to move, and the block 204d pushes the seesaw 204f to rotate. The first spring 204g is squeezed and deformed, and the round rod 204e drives the baffle 204h to move until the cross protrusion at the bottom of the second transmission block 202d is aligned with the first transmission block 202 b, the reaction force of the first spring 204g pushes the seesaw 204f to rotate and reset, the seesaw 204f pushes the block 204d to move and reset, the block 204d is engaged with the slot of the limit plate 204b, and the block 204d drives the round rod 204e and the baffle 204h to move and reset, and then the material is transported into the mixing barrel 103, pushing the push block 205c, and the push block 205c drives the limit block 205a to move into the rectangular groove W by the third spring 205b is squeezed and deformed, pushing the cover 203b to make the cover 203b rotate, and the fixed block 204j is squeezed by the top of the fixed column 204a and moves into the groove V. The second spring 204k is squeezed and deformed until the cover 203b fits with the mixing barrel 103. The reaction force of the second spring 204k pushes the fixed block 204j to move and reset, and the fixed block 204j is engaged with the fixed column 204a, and finally the motor 201a is started for stirring.

[0059] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A construction engineering stirring device, characterized in that: include, The main body component (100) comprises a base (101), a support leg (102) and a mixing bucket (103), wherein the support leg (102) is fixed to the bottom of the base (101), and the mixing bucket (103) is fixed to the top of the base (101); The stirring assembly (200) is arranged on one side of the base (101), and comprises a driving member (201), a stirring member (202), a dustproof member (203), a fixing member (204) and a limiting member (205); the driving member (201) is arranged at the bottom of the base (101); the stirring member (202) is located in the stirring barrel (103); the dustproof member (203) is arranged at the top of the stirring barrel (103); the fixing member (204) is located at the top of the base (101); and the limiting member (205) is arranged outside the stirring barrel (103).

2. The construction engineering stirring device according to claim 1, characterized in that: The driving member (201) comprises a motor (201a) and a fixing plate (201b); the motor (201a) is fixed to the bottom of the base (101), and the fixing plate (201b) is fixed to the outside of the motor (201a).

3. The construction engineering stirring device according to claim 2, characterized in that: The stirring member (202) comprises a first support seat (202a) and a first transmission block (202b); the first support seat (202a) is fixed to the top of the base (101); the first transmission block (202b) rotates in the first support seat (202a); and the first transmission block (202b) is fixed to the output end of the motor (201a).

4. The construction engineering stirring device according to claim 3, characterized in that: The stirring member (202) further comprises a second support seat (202c) and a second transmission block (202d), wherein the second support seat (202c) is fixed to the bottom of the stirring barrel (103), and the second transmission block (202d) rotates in the second support seat (202c).

5. The construction engineering stirring device according to claim 4, characterized in that: The stirring member (202) further comprises a rotating rod (202e) and a stirring rod (202f); the rotating rod (202e) penetrates the inner wall of the stirring barrel (103) and is fixed to the second transmission block (202d); and the stirring rod (202f) is fixed to the outside of the rotating rod (202e).

6. The construction engineering stirring device according to claim 4 or 5, characterized in that: The dustproof part (203) comprises a rotating block (203a) and a cover plate (203b), wherein the rotating block (203a) is fixed to the outside of the mixing barrel (103), and the cover plate (203b) is rotatably connected to one side of the rotating block (203a).

7. The construction engineering stirring device according to claim 6, characterized in that: The fixing member (204) comprises a fixing column (204a), a limiting plate (204b), a sleeve plate (204c) and a clamping block (204d); the fixing column (204a) is fixed to the top of the base (101); the limiting plate (204b) is fixed to the outside of the mixing barrel (103); the sleeve plate (204c) is fixed to the inside of the fixing column (204a); and the clamping block (204d) is movable in the sleeve plate (204c).

8. The construction engineering stirring device according to claim 7, characterized in that: The fixing member (204) further comprises a round rod (204e), a seesaw (204f), a first spring (204g) and a baffle (204h); one end of the round rod (204e) passes through the fixing column (204a) and is fixed to the block (204d); the seesaw (204f) is rotatably connected to the inner side of the fixing column (204a); two ends of the first spring (204g) are respectively fixed to the fixing column (204a) and the seesaw (204f); and the baffle (204h) and the round rod (204e) are fixed to one side of the fixing column (204a).

9. The construction engineering stirring device according to claim 8, characterized in that: The fixing member (204) further comprises a fixing sleeve (204i), a fixing block (204j) and a second spring (204k); the fixing sleeve (204i) is fixed to the outside of the cover plate (203b); the fixing block (204j) moves in the fixing sleeve (204i); a notch (V) is provided in the fixing sleeve (204i); the fixing block (204j) moves in the notch (V); and two ends of the second spring (204k) are respectively fixed to the fixing sleeve (204i) and the fixing block (204j).

10. The construction engineering stirring device according to claim 9, characterized in that: The limiting member (205) comprises a limiting block (205a), a third spring (205b) and a pushing block (205c); the limiting block (205a) moves in the rotating block (203a); a rectangular groove (W) is provided in the rotating block (203a); the limiting block (205a) moves in the rectangular groove (W); two ends of the third spring (205b) are respectively fixed to the limiting block (205a) and the rotating block (203a); and the pushing block (205c) penetrates the rotating block (203a) and is fixed to the limiting block (205a).