CN210562295U - A template hasp that is used for utility tunnel cast in situ concrete template to assemble - Google Patents
A template hasp that is used for utility tunnel cast in situ concrete template to assemble Download PDFInfo
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- CN210562295U CN210562295U CN201920933965.4U CN201920933965U CN210562295U CN 210562295 U CN210562295 U CN 210562295U CN 201920933965 U CN201920933965 U CN 201920933965U CN 210562295 U CN210562295 U CN 210562295U
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- template
- lock catch
- cast
- hole portion
- oval
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Abstract
The utility model discloses a template hasp for underground utility tunnel cast in situ concrete template assembly, including a plurality of concrete templates, connect through the hasp between two adjacent concrete templates, be provided with the connecting hole on each concrete template, the connecting hole includes round hole portion and square hole portion, and the square hole portion symmetry sets up in the both sides of round hole portion, and round hole portion and square hole portion communicate; the lock catch comprises an oval portion matched with the round hole portion, a limiting portion capable of penetrating through the square hole portion is arranged at one end of the oval portion, a handle portion used for rotating the oval portion is arranged at the other end of the oval portion, the length of a short shaft of the oval portion corresponds to that of the round hole portion, the length of a long shaft of the oval portion is larger than the diameter of the round hole portion, and the length of the oval portion corresponds to the wall thickness of a connecting hole portion of two adjacent concrete templates. The utility model discloses simple structure, convenient to use, it can make things convenient for the template mounting and demolish, and the cost is with low costs also.
Description
Technical Field
The utility model relates to a template hasp belongs to utility tunnel template and assembles technical field, concretely relates to template hasp that is used for utility tunnel cast in situ concrete template to assemble.
Background
At present, most of domestic cast-in-place concrete pipe gallery formworks are assembled by adopting bolt lock catches, pull rod fastening or special assembling lock catches of other metals. These form assembling locks can be operated by using a wrench or other auxiliary tools, such as the splicing lock disclosed in the chinese utility model patent CN207194009U, which includes a lock plate, a lock plate two, an elastic plate and a pull ring; the lock catch plate is provided with a groove which is arranged along the thickness direction and runs through along the width direction; a clamping groove with an opening facing the groove is arranged on the lock catch plate; a slideway for communicating the groove and the clamping groove is arranged; the pull ring is arranged on the clamping groove through a pin shaft in sliding fit with the slideway; a second pin shaft is fixed at one end of the elastic plate, and a mounting shaft is fixed at the other end of the elastic plate; the second pin shaft is in running fit with the second lock catch plate; the mounting shaft is mounted on the pull ring; the distance from the groove bottom of the groove to the bottom surface of the lock catch plate is smaller than the distance from the groove bottom of the clamping groove to the bottom surface of the lock catch plate; and the clamping groove is positioned between the groove and the pin hole. The utility model enables the pre-assembled template units to be butted under the limiting action of the elastic force of the elastic plate, the grooves and the pin holes, and the template units can be assembled and disassembled only by driving the pull rings up and down, thereby having convenient and rapid operation and improved assembling efficiency; but the split lock catch has the disadvantages of complex structure, high manufacturing cost and inconvenient disassembly.
Disclosure of Invention
The utility model provides a make things convenient for template setting and the template hasp that is used for utility tunnel cast in situ concrete template to assemble who demolishs can effectively solve above-mentioned problem.
In order to solve the technical problem, the utility model discloses a template hasp for assembling underground comprehensive pipe gallery cast in situ concrete templates, it includes a plurality of concrete templates, connect through the hasp between two adjacent concrete templates, be provided with on each concrete template and be used for with hasp complex connecting hole, the setting position of connecting hole is the same on two adjacent concrete templates, the connecting hole includes round hole portion and square hole portion, square hole portion symmetry sets up in the both sides of round hole portion, round hole portion with square hole portion intercommunication; the hasp including be used for with circular hole portion cooperation oval portion, the one end of oval portion is provided with and can passes the spacing portion of square hole portion, the other end of oval portion is provided with the handle portion that is used for rotatory oval portion, the minor axis length of oval portion with the correspondence of circular hole portion, the major axis length of oval portion is greater than the diameter of circular hole portion, the length of oval portion is corresponding with the wall thickness of connecting hole department on two adjacent concrete formworks.
In a preferred embodiment of the present invention, the limiting portion is parallel to the long axis of the elliptical portion.
In a preferred embodiment of the present invention, the limiting portion is parallel to the short axis of the elliptical portion.
In a preferred embodiment of the present invention, the handle portion is parallel to the long axis of the elliptical portion.
In a preferred embodiment of the present invention, the handle portion is parallel to the minor axis of the elliptical portion.
In a preferred embodiment of the present invention, the length of the minor axis of the elliptical portion is equal to the diameter of the circular hole portion.
In a preferred embodiment of the present invention, the length of the major axis of the elliptical portion is equal to +0.1 to 0.5mm of the diameter of the circular hole portion.
In a preferred embodiment of the present invention, the lock catch is made of high strength plastic.
In a preferred embodiment of the present invention, the central axis of the handle portion and the central axis of the elliptical portion form an obtuse angle.
The utility model has the advantages that: the utility model discloses simple structure, convenient to use, it makes the hasp rise tightly in the connecting hole of concrete form through rotatory hasp through the cooperation of the oval portion on circular hole portion on the concrete form and the hasp, has realized the take-up of adjacent concrete form through handle portion and spacing portion simultaneously to make things convenient for the form setting and demolish, provide facility, the cost is also less than the template fastener of other metals.
Drawings
FIG. 1 is a schematic view of a concrete form in a form latch for assembly of an underground utility tunnel cast-in-place concrete form;
FIG. 2 is a schematic view of a middle template latch for splicing cast-in-place concrete templates of an underground comprehensive pipe gallery;
FIG. 3 is a front view of a middle latch of a formwork latch for assembling cast-in-place concrete formworks of an underground comprehensive pipe gallery;
FIG. 4 is a cross-sectional view of a middle lock catch of a formwork lock catch for assembling an underground comprehensive pipe gallery cast-in-place concrete formwork;
FIG. 5 is a schematic diagram of a plugging state of a formwork lock catch for assembling an underground comprehensive pipe gallery cast-in-place concrete formwork;
FIG. 6 is a schematic diagram showing the plugging state of a formwork lock catch for assembling an underground comprehensive pipe gallery cast-in-place concrete formwork;
FIG. 7 is a sectional view of a form fastener for assembling cast-in-place concrete forms of an underground utility tunnel in an inserted state;
FIG. 8 is a schematic view of a locking state of a formwork lock catch for assembling an underground comprehensive pipe gallery cast-in-place concrete formwork; (locking 90 degree rotation)
Fig. 9 is a schematic diagram of a locking state of a formwork lock catch for assembling an underground comprehensive pipe gallery cast-in-place concrete formwork. (locking 90 degree rotation)
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
According to the drawings attached to the specification of the utility model, the utility model discloses a template lock catch for assembling underground comprehensive pipe gallery cast-in-place concrete templates, which comprises a plurality of concrete templates 1, the concrete templates 1 are arranged in a collinear way, any two adjacent concrete templates 1 are connected through a lock catch 2, each concrete template 1 is provided with a connecting hole 3 matched with the lock catch 2, the setting positions of the connecting holes 3 on all the concrete templates 1 are the same, the connecting holes 3 comprise a round hole part 3.1 and a square hole part 3.2, the square hole parts 3.2 are symmetrically arranged at two sides of the round hole part 3.1, the cross section shape is cross, and the round hole part 3.1 is communicated with the square hole part 3.2; the lock catch 2 comprises an elliptical portion 2.1 used for being matched with a circular hole portion 3.1, one end of the elliptical portion 2.1 is provided with a limiting portion 2.2 capable of penetrating through a square hole portion 3.2, the limiting portion 2.2 is cuboid, the limiting portion 2.2 can be slightly smaller than the square hole portion 3.2 as well as the square hole portion 3.2, the other end of the elliptical portion 2.1 is provided with a handle portion 2.3 used for rotating the elliptical portion 2.1, the length k of the short axis of the elliptical portion 2.1 corresponds to that of the circular hole portion 3.1, the length n of the long axis of the elliptical portion 2.1 is slightly larger than the diameter of the circular hole portion 3.1 (here, the elliptical portion 2.1 can ensure that the circular hole portion 3.1 rotates with resistance but cannot cause interference between the circular hole portion and the circular hole portion), the length m of the elliptical portion 2.1 corresponds to the wall thickness of the connecting hole 3 on two adjacent concrete templates 1, and the length m of the elliptical portion 2.1 is the linear distance between the inner end face of the limiting portion 2..
The utility model discloses well spacing portion 2.2 has following four kinds of modes with the arrangement scheme of handle portion 2.3:
the technical scheme 1: the limiting part 2.2 is parallel to the long axis of the elliptical part 2.1, and the handle part 2.3 is parallel to the long axis of the elliptical part 2.1.
The technical scheme 2 is as follows: the limit part 2.2 is parallel to the short axis of the elliptical part 2.1, and the handle part 2.3 is parallel to the short axis of the elliptical part 2.1.
Technical scheme 3: the limiting part 2.2 is parallel to the long axis of the elliptical part 2.1, and the handle part 2.3 is parallel to the short axis of the elliptical part 2.1.
The technical scheme 4 is as follows: the limiting part 2.2 is parallel to the short axis of the elliptical part 2.1, and the handle part 2.3 is parallel to the long axis of the elliptical part 2.1.
The four technical schemes can meet the effect of limiting the concrete template after rotating the lock catch for 2 ninety degrees.
Preferably, the length of the minor axis of the elliptical portion 2.1 is equal to the diameter of the circular hole portion 3.1. The length of the major axis of the elliptical portion 2.1 is equal to the diameter of the circular hole portion 3.1 +0.1 to 0.5 mm.
Preferably, the shackle 2 is made of high strength plastic.
Preferably, the central axis of the handle portion forms an obtuse angle with the central axis of the elliptical portion, which facilitates the use of the handle portion by an operator to rotate the latch 2.
Use the utility model discloses in the time, at first with hasp 2 and the 3 counterpoints of connecting hole, guarantee that the minor axis of the oval portion 2.1 of hasp 2 corresponds with the round hole portion 3.1 position of connecting hole 3, the spacing portion 2.2 of the oval portion 2.1 of hasp 2 and the square hole portion 3.2 position of connecting hole 3 correspond, then insert connecting hole 3 with hasp 2 until the inner wall of concrete form 1 and the interior terminal surface contact of the handle portion 2.3 of hasp 2, then rotatory hasp 2 ninety degrees, make oval portion 2.1 major axis and the round hole portion 3.1 tight connection that rises of connecting hole 3, and simultaneously, the spacing portion 2.2 of the oval portion 2.1 of hasp 2 also rotates 90 degrees and accomplishes the axial spacing.
The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides a template hasp for utility tunnel cast in situ concrete template is assembled, includes a plurality of concrete formworks (1), connects its characterized in that through hasp (2) between two adjacent concrete formworks (1): each concrete template (1) is provided with a connecting hole (3) matched with the lock catch (2), the connecting holes (3) in two adjacent concrete templates (1) are arranged at the same position, each connecting hole (3) comprises a round hole part (3.1) and a square hole part (3.2), the square hole parts (3.2) are symmetrically arranged at two sides of the round hole part (3.1), and the round hole parts (3.1) are communicated with the square hole parts (3.2); hasp (2) including be used for with circular hole portion (3.1) cooperation oval portion (2.1), the one end of oval portion (2.1) is provided with and can passes spacing portion (2.2) of square hole portion (3.2), the other end of oval portion (2.1) is provided with handle portion (2.3) that are used for rotatory oval portion (2.1), the minor axis length of oval portion (2.1) with the correspondence of circular hole portion (3.1), the major axis length of oval portion (2.1) is greater than the diameter of circular hole portion (3.1), the length of oval portion (2.1) corresponds with the wall thickness of connecting hole (3) department on two adjacent concrete formworks (1).
2. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the limiting part (2.2) is parallel to the long axis of the elliptical part (2.1).
3. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the limiting part (2.2) is parallel to the short axis of the elliptical part (2.1).
4. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the handle part (2.3) is parallel to the long axis of the elliptical part (2.1).
5. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the handle part (2.3) is parallel to the minor axis of the elliptical part (2.1).
6. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the minor axis length of the elliptical part (2.1) is equal to the diameter of the circular hole part (3.1).
7. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the length of the major axis of the elliptical portion (2.1) is equal to the diameter of the circular hole portion (3.1) + 0.1-0.5 mm.
8. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the lock catch (2) is made of high-strength plastic.
9. The template lock catch for splicing the cast-in-place concrete templates of the underground comprehensive pipe gallery according to claim 1, is characterized in that: the central axis of the handle part (2.3) and the central axis of the elliptical part (2.1) form an obtuse angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920933965.4U CN210562295U (en) | 2019-06-20 | 2019-06-20 | A template hasp that is used for utility tunnel cast in situ concrete template to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920933965.4U CN210562295U (en) | 2019-06-20 | 2019-06-20 | A template hasp that is used for utility tunnel cast in situ concrete template to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210562295U true CN210562295U (en) | 2020-05-19 |
Family
ID=70637797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920933965.4U Active CN210562295U (en) | 2019-06-20 | 2019-06-20 | A template hasp that is used for utility tunnel cast in situ concrete template to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210562295U (en) |
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2019
- 2019-06-20 CN CN201920933965.4U patent/CN210562295U/en active Active
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