CN214246121U - Operation tool for tensioning membrane material of closed greenhouse in polluted site - Google Patents
Operation tool for tensioning membrane material of closed greenhouse in polluted site Download PDFInfo
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- CN214246121U CN214246121U CN202022782846.9U CN202022782846U CN214246121U CN 214246121 U CN214246121 U CN 214246121U CN 202022782846 U CN202022782846 U CN 202022782846U CN 214246121 U CN214246121 U CN 214246121U
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Abstract
The utility model relates to an operation tool for it is taut to be arranged in airtight big-arch shelter membrane material in contaminated site. The base plate is provided with a hanging ring in the middle, a left front side clamping plate is arranged at the front part of the left side of the base plate, a left rear side clamping plate is arranged at the rear part of the left side of the base plate, a right front side clamping plate is arranged at the front part of the right side of the base plate, and a right rear side clamping plate is arranged at the rear part of the right side of the base plate; the left side and the right side of the base plate are respectively provided with a sleeve, the two sleeves are internally provided with fastening screws, threaded holes are formed in the left front side clamping plate and the right front side clamping plate, front clamping screws are arranged in the threaded holes, threaded holes are formed in the left rear side clamping plate and the right rear side clamping plate, back clamping screws are arranged in the threaded holes, a wedge block with a threaded hole is arranged between the left front side clamping plate and the left rear side clamping plate and between the right front side clamping plate and the right rear side clamping plate, and the inner ends of the two fastening screws are respectively located in the threaded holes of the two wedge blocks. The utility model discloses simple structure, convenient, the secondary operation of use are effectual.
Description
Technical Field
The utility model belongs to the technical field of the tractive instrument, especially, relate to an operation tool that is arranged in airtight big-arch shelter membrane material in contaminated site taut.
Background
In the environmental protection treatment construction engineering of the polluted site, a closed greenhouse negative pressure air extraction technology is generally used, specifically, closed greenhouse facilities are installed and arranged on occasions such as soil remediation, sewage treatment and the like where waste gas is required to be collected, the positions where the waste gas is generated are closed, the closed greenhouse is connected to a negative pressure suction facility and a waste gas treatment facility, the collection, drainage and treatment of the waste gas are realized, and the pollution to the surrounding environment and the atmospheric environment is avoided.
The closed greenhouse facility is generally composed of a steel structure main body and a covering material, wherein the covering material is generally made of a membrane material, and the design life and the safety level need to meet the relevant design requirements. Specifically, the film material is usually a polyester fiber base cloth material with a polyvinylidene coating on the surface, the total thickness is 0.65-0.95 mm, and the weight per square meter is not less than 900 g. When the closed greenhouse is constructed, a steel structure main body is constructed firstly, then the membrane material is covered on the surface of the steel structure main body, and the overlapped edges of the membrane material are subjected to sealing treatment (if the membrane material is pressed and held on the section bar of the steel structure main body by adopting a sealing layering/film pressing plate, the sealing layering/film pressing plate can be fixed with the section bar by adopting a self-tapping screw) to obtain the closed greenhouse facility. During this operation, a number of operations are usually involved to draw and tension the film, which can be tensioned on the surface of the steel structural body by applying traction to the edges. The tensioning operation of the traction is assisted by the wire tightener, specifically, the end part of the steel wire rope of the wire tightener is fixed in front of the traction direction, the hook of the wire tightener is hooked and connected with the edge of the membrane material, and then the wire tightener is operated to wind and tighten the steel wire rope, so that the membrane material is tensioned.
However, there is a problem that the turnbuckle is not conveniently connected with the edge of the film material in the stretching operation of the film material, so that the stretching operation is not conveniently applied to the film material, and if the stretching operation cannot be performed by adopting a reasonable auxiliary tool, the stretching operation may result in: (1) the edge of the membrane material is damaged under the action of larger traction force; (2) the construction operation efficiency of the closed greenhouse is reduced, the time and labor intensity of manual operation are increased, and the construction safety risk is increased; (3) the film material can not be made to have the tension meeting the requirements, the service life of the film material of the greenhouse is shortened, and the replacement and maintenance frequency of the film material in the later period is further improved.
In summary, it is necessary to develop and design an operation tool for assisting the film material in pulling, so as to assist the construction operation of the enclosed greenhouse.
SUMMERY OF THE UTILITY MODEL
The utility model provides a simple structure, convenient, the effectual operating tool who is arranged in airtight big-arch shelter membrane material in pollution place who uses of supplementary operation for solving the technical problem that exists among the well-known technique.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: an operation tool for tensioning a film material of a closed greenhouse in a polluted site comprises a base plate, wherein the middle part of the base plate is provided with a hanging ring, the front part of the left side of the base plate is provided with a left front side clamping plate, the rear part of the left side of the base plate is provided with a left rear side clamping plate, the front part of the right side of the base plate is provided with a right front side clamping plate, the rear part of the right side of the base plate is provided with a right rear side clamping plate, a front gap is formed between the left front side clamping plate and the right front side clamping plate, and a back gap is formed between the left rear side clamping plate and the right rear side clamping plate; the left side and the right side of the base plate are respectively provided with a sleeve, the two sleeves are internally provided with fastening screws, threaded holes are formed in the left front side clamping plate and the right front side clamping plate, front clamping screws are arranged in the threaded holes, threaded holes are formed in the left rear side clamping plate and the right rear side clamping plate, back clamping screws are arranged in the threaded holes, a wedge block with a threaded hole is arranged between the left front side clamping plate and the left rear side clamping plate and between the right front side clamping plate and the right rear side clamping plate, and the inner ends of the two fastening screws are respectively located in the threaded holes of the two wedge blocks.
The utility model has the advantages that:
the utility model provides a simple reasonable an operating means who is arranged in polluting place airtight big-arch shelter membrane material tensioning of structural design compares with current appurtenance and operation mode, the utility model provides a modular operating means is convenient for use in the taut operation of membrane material with holistic mode. Through setting up about two sets of splint and adopting the wedge that fastening screw operated to remove, realized fixed to the extrusion centre gripping at membrane material edge, compare with current fixed mode, this kind of fixed knot constructs more friendly to the edge of membrane material, can not lead to the damage at membrane material edge, on the other hand because the edge of membrane material can stretch into the certain distance to the space between splint and the base plate, therefore has promoted the fixed reliability to membrane material edge centre gripping. Through two clamping screw around setting up on two sets of splint about, realized providing the effect of further clamping-force for the membrane material edge through the clamping screw of screwing, further promoted the fixed reliability of membrane material edge centre gripping. Through setting up rings, make this operation instrument be convenient for be connected with the turn-buckle, be convenient for take-up operation.
The utility model discloses use in the construction operation of airtight big-arch shelter, promoted construction operating efficiency effectively, reduced long and intensity of labour of manual work, reduced construction safety risk simultaneously. After the auxiliary operation is carried out by adopting the operation tool, the film material is enabled to have the tension meeting the requirements, the service life of the film material of the greenhouse is prolonged, and the frequency of later-stage film material replacement and maintenance is reduced.
Preferably: the hanging ring, the base plate, the left front side clamping plate, the right front side clamping plate, the left rear side clamping plate and the right rear side clamping plate are machined from the same metal plate.
Preferably: the cross sections of the left front side clamping plate, the right front side clamping plate, the left rear side clamping plate and the right rear side clamping plate are all V-shaped, and threaded holes are formed in the middle of the plate body located below.
Preferably: the center lines of the fastening screw, the front clamping screw and the back clamping screw which are positioned on the left side are coplanar, and the included angles between the center lines of the front clamping screw and the back clamping screw and the center line of the fastening screw are both 45 degrees; the center lines of the fastening screw, the front clamping screw and the back clamping screw on the right side are coplanar, and the included angles between the center lines of the front clamping screw and the back clamping screw and the center line of the fastening screw are both 45 degrees.
Preferably: through holes are formed in the left side and the right side of the substrate, and the two sleeves are respectively positioned in the two through holes and are welded and fixed; the middle part of the fastening screw is provided with a groove, and a snap ring is arranged in the groove.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a rear view structure diagram of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1;
FIG. 4 is a schematic view of the cross-sectional structure A-A of the present invention in use;
fig. 5 is a schematic view of the structure of the utility model in the use state.
In the figure:
1. a hoisting ring; 2. a substrate; 3. a right front side clamping plate; 4. a front gap; 5. a sleeve; 6. fastening screws; 7. a front clamping screw; 8. a left front side splint; 9. a left rear side splint; 10. a right rear side splint; 11. a back notch; 12. a back clamping screw; 13. a snap ring; 14. a wedge block; 15. film material; 16. a tightener.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are described in detail.
Please refer to fig. 1 and 2, the utility model discloses a tight operation tool of airtight big-arch shelter membrane material includes that the middle part has rings 1's base plate 2, is equipped with left front splint 8, left side rear portion at base plate 2's left side front portion, is equipped with left rear splint 9, is equipped with right front splint 3, right side rear portion at base plate 2's right side front portion, forms positive breach 4 between left front splint 8 and right front splint 3, is equipped with back breach 11 between left rear splint 9 and right rear splint 10.
During the use, rings 1 is connected with the couple of turn-buckle 16, treats that the tractive membrane is connected fixedly with this operation tool's main part, exerts the tractive effort to the membrane through turn-buckle 16, makes the tensioning of membrane on steel structural body.
In this embodiment, the suspension ring 1, the base plate 2, the left front side clamping plate 8, the right front side clamping plate 3, the left rear side clamping plate 9, and the right rear side clamping plate 10 are manufactured by processing the same metal plate. Specifically, the same metal plate is cut by laser cutting to obtain the unfolded structure of the main body part of the operation tool, and then the hanging ring 1 is bent upwards, the left front side clamping plate 8 and the right front side clamping plate 3 are bent downwards, and the left rear side clamping plate 9 and the right rear side clamping plate 10 are bent downwards. Of course, it is conceivable that the suspension ring 1, the base plate 2, the left front side clamping plate 8, the right front side clamping plate 3, the left rear side clamping plate 9 and the right rear side clamping plate 10 may be formed by separate components and then assembled by a welding process.
The front surface gap 4 between the left front side splint 8 and the right front side splint 3 and the back surface gap 11 between the left rear side splint 9 and the right rear side splint 10 are used for observing the condition of the film material 15 inside the main body of the present operation tool.
Referring to fig. 2 and 3, it can be seen that:
the left side and the right side of the base plate 2 are respectively provided with a sleeve 5, the two sleeves 5 are internally provided with fastening screws 6, the left front side clamping plate 8 and the right front side clamping plate 3 are respectively provided with a threaded hole and internally provided with a front clamping screw 7, and the left rear side clamping plate 9 and the right rear side clamping plate 10 are respectively provided with a threaded hole and internally provided with a back clamping screw 12. Wedge blocks 14 with threaded holes are arranged between the left front side clamping plate 8 and the left rear side clamping plate 9 and in front of the right front side clamping plate 3 and the right rear side clamping plate 10, and the inner ends of the two fastening screws 6 are respectively positioned in the threaded holes of the two wedge blocks 14.
As shown in the figure, the longitudinal sections of the two wedge blocks 14 are both in the shape of an isosceles trapezoid, when the fastening screw 6 is rotated, the corresponding wedge block 14 moves along the axial direction of the fastening screw 6, when the wedge block 14 moves inwards, the wedge block can be matched with the clamping plates on the two sides to generate a clamping effect, and when the wedge block 14 moves outwards, the clamping plates on the two sides can be far away, and a clamped object in the middle is released.
In the embodiment, through holes are formed in the left side and the right side of the substrate 2, and the two sleeves 5 are respectively positioned in the two through holes and are welded and fixed; a groove is formed in the middle of the fastening screw 6, a clamping ring 13 is arranged in the groove, and the clamping ring 13 is located on the outer side of the lower port of the sleeve 5. In this way, the fastening screw 6 can be turned by the engagement between the groove and the snap ring 13, so that the fastening screw 6 cannot be removed from the sleeve 5 even if the wedge 14 is disengaged from the fastening screw 6.
In this embodiment, the cross sections of the left front side splint 8, the right front side splint 3, the left rear side splint 9, and the right rear side splint 10 are all V-shaped, and the threaded holes are opened in the middle of the plate body located below. As shown in the figure, the wedge block 14 is located between the lower plate bodies of the two side clamping plates, so that the inner end surfaces of the front clamping screw 7 and the back clamping screw 12 correspond to the front inclined surface and the back inclined surface of the wedge block 14, respectively, when the front clamping screw 7 and the back clamping screw 12 are rotated to move inwards, the end surface of the screw tightly pushes the clamped object at the inner side, further fixing is provided, and when the front clamping screw 7 and the back clamping screw 12 are rotated to move outwards, the end surface of the screw releases the clamped object at the inner side.
In this embodiment, the center lines of the fastening screw 6, the front clamping screw 7 and the back clamping screw 12 on the left side are coplanar, and the included angles between the center lines of the front clamping screw 7 and the back clamping screw 12 and the center line of the fastening screw 6 on the side are both 45 degrees; similarly, the center lines of the fastening screw 6, the front clamping screw 7 and the back clamping screw 12 on the right side are coplanar, and the included angles between the center lines of the front clamping screw 7 and the back clamping screw 12 and the center line of the fastening screw 6 on the side are both 45 degrees.
The processing method comprises the following steps:
cutting the same metal plate by adopting a laser cutting mode to obtain the unfolded shape of the operation tool, forming through holes on the left side and the right side of the base plate 2, and forming threaded holes at corresponding positions on the clamping plates; then bending the hanging ring 1 upwards, bending the two clamping plates at the front part downwards, and bending the two clamping plates at the rear part downwards; then, bending each clamping plate inwards and outwards, and processing the clamping plates into a V-shaped section shape; the sleeve 5 is installed on the middle upper parts of the two fastening screws 6 through the clamping rings 13 (specifically, the screw rod parts of the fastening screws 6 can be separated from the screw cap parts firstly, the sleeve 5 is sleeved on the middle upper part after the clamping rings 13 are arranged in the grooves in the middle parts, and then the screw cap parts are welded and installed on the upper ends of the screws), and then the sleeve 5 is inserted into the through hole in the substrate 2 and is welded and fixed;
a wedge block 14 is arranged between the clamping plates, and the fastening screw 6 is rotated to lead the inner end of the fastening screw to be screwed into the threaded hole of the wedge block 14; the front clamping screws 7 are screwed into the threaded holes of the front two clamping plates, and the back clamping screws 12 are screwed into the threaded holes of the back two clamping plates.
See fig. 4 and 5 for methods of use:
rotating the fastening screw 6 to enable the wedge block 14 to retreat outwards, and rotating the front clamping screw 7 and the back clamping screw 12 to retreat outwards;
the edge of the film material 15 is pulled to enter a space between the clamping plates and the base plate 2, then the two fastening screws 6 are screwed, the two wedge blocks 14 move inwards and are pressed against the clamping plates on the two sides, the film material 15 is clamped and fixed, then the front clamping screw 7 or the back clamping screw 12 on the side is screwed inwards, the end face is pressed on the film material 15, and further fixing of the film material 15 is realized;
the wire grip 16 is hooked and connected with the hanging ring 1, then the wire grip 16 is operated to draw the membrane material 15, so that the membrane material 15 generates proper tension on the surface of the built steel structure main body, then the membrane material 15 is pressed and held on the section bar of the steel structure main body by adopting a sealing layering/film pressing plate, the sealing layering/film pressing plate can be fixed with the section bar by adopting a self-tapping screw, after the membrane material 15 is fixed, the fastening screw 6, the front clamping screw 7 and/or the back clamping screw 12 are loosened, and the operation tool is taken down;
as shown in the figure, the operation tool can perform auxiliary pulling on one piece of film material 15 at a time, and can also perform auxiliary pulling on two pieces of film material 15 at the same time.
Claims (5)
1. The utility model provides an operation instrument that is arranged in polluting taut operation instrument of airtight big-arch shelter membrane material in place, characterized by: the novel decorative plate comprises a base plate (2) with a hanging ring (1) in the middle, wherein a left front side clamping plate (8) is arranged at the front part of the left side of the base plate (2), a left rear side clamping plate (9) is arranged at the rear part of the left side, a right front side clamping plate (3) is arranged at the front part of the right side of the base plate (2), a right rear side clamping plate (10) is arranged at the rear part of the right side, a front gap (4) is formed between the left front side clamping plate (8) and the right front side clamping plate (3), and a back gap (11) is arranged between the left rear side clamping plate (9) and the right rear side clamping plate (10); the left side and the right side of the base plate (2) are respectively provided with a sleeve (5), the two sleeves (5) are internally provided with fastening screws (6), threaded holes are formed in a left front side clamping plate (8) and a right front side clamping plate (3) and are internally provided with front clamping screws (7), threaded holes are formed in a left rear side clamping plate (9) and a right rear side clamping plate (10) and are internally provided with back clamping screws (12), the wedge block (14) with the threaded holes is arranged between the left front side clamping plate (8) and the left rear side clamping plate (9) and between the right front side clamping plate (3) and the right rear side clamping plate (10), and the inner ends of the two fastening screws (6) are respectively positioned in the threaded holes of the two wedge blocks (14).
2. The operating tool for tensioning the membrane material of the closed greenhouse in the polluted site as claimed in claim 1, which is characterized in that: the hanging ring (1), the base plate (2), the left front side clamping plate (8), the right front side clamping plate (3), the left rear side clamping plate (9) and the right rear side clamping plate (10) are made of the same metal plate in a machining mode.
3. The operating tool for tensioning the membrane material of the closed greenhouse in the polluted site as claimed in claim 2, which is characterized in that: the cross sections of the left front side clamping plate (8), the right front side clamping plate (3), the left rear side clamping plate (9) and the right rear side clamping plate (10) are all V-shaped, and threaded holes are formed in the middle of the plate body located below.
4. The operating tool for tensioning the membrane material of the closed greenhouse in the polluted site as claimed in claim 3, which is characterized in that: the center lines of the fastening screw (6), the front clamping screw (7) and the back clamping screw (12) on the left side are coplanar, and the included angles between the center lines of the front clamping screw (7) and the back clamping screw (12) and the center line of the fastening screw (6) are both 45 degrees; the center lines of the fastening screw (6), the front clamping screw (7) and the back clamping screw (12) on the right side are coplanar, and the included angles between the center lines of the front clamping screw (7) and the back clamping screw (12) and the center line of the fastening screw (6) are both 45 degrees.
5. The tool for tightening the membrane of the closed greenhouse in the polluted site as claimed in claim 4, wherein: through holes are formed in the left side and the right side of the base plate (2), and the two sleeves (5) are respectively positioned in the two through holes and are welded and fixed; a groove is arranged in the middle of the fastening screw (6), and a clamping ring (13) is arranged in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022782846.9U CN214246121U (en) | 2020-11-27 | 2020-11-27 | Operation tool for tensioning membrane material of closed greenhouse in polluted site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022782846.9U CN214246121U (en) | 2020-11-27 | 2020-11-27 | Operation tool for tensioning membrane material of closed greenhouse in polluted site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214246121U true CN214246121U (en) | 2021-09-21 |
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ID=77734864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022782846.9U Active CN214246121U (en) | 2020-11-27 | 2020-11-27 | Operation tool for tensioning membrane material of closed greenhouse in polluted site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214246121U (en) |
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2020
- 2020-11-27 CN CN202022782846.9U patent/CN214246121U/en active Active
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